Home / 29,146.56-40,223.16-16,572.12

Finding the Fourth Proportional to 29,146.56, 40,223.16 and 16,572.12

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Solution

The fourth proportional to 29,146.56, 40,223.16 and 16,572.12 is: 22,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.56 : 40,223.16 = 16,572.12 : x
  2. Step 2: Convert to fraction form
    29,146.56/40,223.16 = 16,572.12/x
  3. Step 3: Cross multiply
    29,146.56x = 40,223.16 × 16,572.12
  4. Step 4: Simplify right side
    29,146.56x = 666,583,034.30
  5. Step 5: Solve for x
    x = 666,583,034.30/29,146.56
  6. Step 6: Final answer
    x = 22,870.04

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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.