Home / 29,344.32-40,502.88-18,175.68

Finding the Fourth Proportional to 29,344.32, 40,502.88 and 18,175.68

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Solution

The fourth proportional to 29,344.32, 40,502.88 and 18,175.68 is: 25,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,344.32 : 40,502.88 = 18,175.68 : x
  2. Step 2: Convert to fraction form
    29,344.32/40,502.88 = 18,175.68/x
  3. Step 3: Cross multiply
    29,344.32x = 40,502.88 × 18,175.68
  4. Step 4: Simplify right side
    29,344.32x = 736,167,385.96
  5. Step 5: Solve for x
    x = 736,167,385.96/29,344.32
  6. Step 6: Final answer
    x = 25,087.22

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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.