Home / 15,773.59-21,767.40-9,061.32

Finding the Fourth Proportional to 15,773.59, 21,767.40 and 9,061.32

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Solution

The fourth proportional to 15,773.59, 21,767.40 and 9,061.32 is: 12,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773.59 : 21,767.40 = 9,061.32 : x
  2. Step 2: Convert to fraction form
    15,773.59/21,767.40 = 9,061.32/x
  3. Step 3: Cross multiply
    15,773.59x = 21,767.40 × 9,061.32
  4. Step 4: Simplify right side
    15,773.59x = 197,241,376.97
  5. Step 5: Solve for x
    x = 197,241,376.97/15,773.59
  6. Step 6: Final answer
    x = 12,504.53

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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.