Home / 17,637.80-24,340.76-9,680.36

Finding the Fourth Proportional to 17,637.80, 24,340.76 and 9,680.36

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Solution

The fourth proportional to 17,637.80, 24,340.76 and 9,680.36 is: 13,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.80 : 24,340.76 = 9,680.36 : x
  2. Step 2: Convert to fraction form
    17,637.80/24,340.76 = 9,680.36/x
  3. Step 3: Cross multiply
    17,637.80x = 24,340.76 × 9,680.36
  4. Step 4: Simplify right side
    17,637.80x = 235,627,319.47
  5. Step 5: Solve for x
    x = 235,627,319.47/17,637.80
  6. Step 6: Final answer
    x = 13,359.22

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Half scale
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Double scale
Find fourth proportional to 17,638.80, 24,342.14 and 9,681.36
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.