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Finding the Fourth Proportional to 29,608.34, 40,859.02 and 16,179.32

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Solution

The fourth proportional to 29,608.34, 40,859.02 and 16,179.32 is: 22,327.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,608.34 : 40,859.02 = 16,179.32 : x
  2. Step 2: Convert to fraction form
    29,608.34/40,859.02 = 16,179.32/x
  3. Step 3: Cross multiply
    29,608.34x = 40,859.02 × 16,179.32
  4. Step 4: Simplify right side
    29,608.34x = 661,071,159.47
  5. Step 5: Solve for x
    x = 661,071,159.47/29,608.34
  6. Step 6: Final answer
    x = 22,327.19

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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.