Home / 15,061.41-20,784.20-9,092.52

Finding the Fourth Proportional to 15,061.41, 20,784.20 and 9,092.52

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Solution

The fourth proportional to 15,061.41, 20,784.20 and 9,092.52 is: 12,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,061.41 : 20,784.20 = 9,092.52 : x
  2. Step 2: Convert to fraction form
    15,061.41/20,784.20 = 9,092.52/x
  3. Step 3: Cross multiply
    15,061.41x = 20,784.20 × 9,092.52
  4. Step 4: Simplify right side
    15,061.41x = 188,980,708.72
  5. Step 5: Solve for x
    x = 188,980,708.72/15,061.41
  6. Step 6: Final answer
    x = 12,547.35

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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.