Home / 16,516.32-22,792.80-9,442.80

Finding the Fourth Proportional to 16,516.32, 22,792.80 and 9,442.80

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Solution

The fourth proportional to 16,516.32, 22,792.80 and 9,442.80 is: 13,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.32 : 22,792.80 = 9,442.80 : x
  2. Step 2: Convert to fraction form
    16,516.32/22,792.80 = 9,442.80/x
  3. Step 3: Cross multiply
    16,516.32x = 22,792.80 × 9,442.80
  4. Step 4: Simplify right side
    16,516.32x = 215,227,851.84
  5. Step 5: Solve for x
    x = 215,227,851.84/16,516.32
  6. Step 6: Final answer
    x = 13,031.22

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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.