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Finding the Fourth Proportional to 29,605.10, 40,853.82 and 16,176.82

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Solution

The fourth proportional to 29,605.10, 40,853.82 and 16,176.82 is: 22,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.10 : 40,853.82 = 16,176.82 : x
  2. Step 2: Convert to fraction form
    29,605.10/40,853.82 = 16,176.82/x
  3. Step 3: Cross multiply
    29,605.10x = 40,853.82 × 16,176.82
  4. Step 4: Simplify right side
    29,605.10x = 660,884,688.18
  5. Step 5: Solve for x
    x = 660,884,688.18/29,605.10
  6. Step 6: Final answer
    x = 22,323.34

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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.