Home / 22,313.29-30,792.05-12,753.09

Finding the Fourth Proportional to 22,313.29, 30,792.05 and 12,753.09

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Solution

The fourth proportional to 22,313.29, 30,792.05 and 12,753.09 is: 17,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.29 : 30,792.05 = 12,753.09 : x
  2. Step 2: Convert to fraction form
    22,313.29/30,792.05 = 12,753.09/x
  3. Step 3: Cross multiply
    22,313.29x = 30,792.05 × 12,753.09
  4. Step 4: Simplify right side
    22,313.29x = 392,693,784.93
  5. Step 5: Solve for x
    x = 392,693,784.93/22,313.29
  6. Step 6: Final answer
    x = 17,599.10

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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.