Home / 17,888.14-24,685.45-9,930.16

Finding the Fourth Proportional to 17,888.14, 24,685.45 and 9,930.16

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Solution

The fourth proportional to 17,888.14, 24,685.45 and 9,930.16 is: 13,703.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.14 : 24,685.45 = 9,930.16 : x
  2. Step 2: Convert to fraction form
    17,888.14/24,685.45 = 9,930.16/x
  3. Step 3: Cross multiply
    17,888.14x = 24,685.45 × 9,930.16
  4. Step 4: Simplify right side
    17,888.14x = 245,130,468.17
  5. Step 5: Solve for x
    x = 245,130,468.17/17,888.14
  6. Step 6: Final answer
    x = 13,703.52

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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.