Home / 15,960.25-22,028.48-9,587.14

Finding the Fourth Proportional to 15,960.25, 22,028.48 and 9,587.14

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Solution

The fourth proportional to 15,960.25, 22,028.48 and 9,587.14 is: 13,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.25 : 22,028.48 = 9,587.14 : x
  2. Step 2: Convert to fraction form
    15,960.25/22,028.48 = 9,587.14/x
  3. Step 3: Cross multiply
    15,960.25x = 22,028.48 × 9,587.14
  4. Step 4: Simplify right side
    15,960.25x = 211,190,011.60
  5. Step 5: Solve for x
    x = 211,190,011.60/15,960.25
  6. Step 6: Final answer
    x = 13,232.25

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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.