Home / 29,305.86-40,432.14-16,557.18

Finding the Fourth Proportional to 29,305.86, 40,432.14 and 16,557.18

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Solution

The fourth proportional to 29,305.86, 40,432.14 and 16,557.18 is: 22,843.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305.86 : 40,432.14 = 16,557.18 : x
  2. Step 2: Convert to fraction form
    29,305.86/40,432.14 = 16,557.18/x
  3. Step 3: Cross multiply
    29,305.86x = 40,432.14 × 16,557.18
  4. Step 4: Simplify right side
    29,305.86x = 669,442,219.77
  5. Step 5: Solve for x
    x = 669,442,219.77/29,305.86
  6. Step 6: Final answer
    x = 22,843.29

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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.