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Finding the Fourth Proportional to 29,385, 40,552.22 and 16,637.98

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Solution

The fourth proportional to 29,385, 40,552.22 and 16,637.98 is: 22,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385 : 40,552.22 = 16,637.98 : x
  2. Step 2: Convert to fraction form
    29,385/40,552.22 = 16,637.98/x
  3. Step 3: Cross multiply
    29,385x = 40,552.22 × 16,637.98
  4. Step 4: Simplify right side
    29,385x = 674,707,025.32
  5. Step 5: Solve for x
    x = 674,707,025.32/29,385
  6. Step 6: Final answer
    x = 22,960.93

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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.