Home / 40,295.64-60,381.88-16,909.32

Finding the Fourth Proportional to 40,295.64, 60,381.88 and 16,909.32

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Solution

The fourth proportional to 40,295.64, 60,381.88 and 16,909.32 is: 25,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.64 : 60,381.88 = 16,909.32 : x
  2. Step 2: Convert to fraction form
    40,295.64/60,381.88 = 16,909.32/x
  3. Step 3: Cross multiply
    40,295.64x = 60,381.88 × 16,909.32
  4. Step 4: Simplify right side
    40,295.64x = 1,021,016,531.12
  5. Step 5: Solve for x
    x = 1,021,016,531.12/40,295.64
  6. Step 6: Final answer
    x = 25,338.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.