Home / 40,304.08-60,480.44-28,713.68

Finding the Fourth Proportional to 40,304.08, 60,480.44 and 28,713.68

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Solution

The fourth proportional to 40,304.08, 60,480.44 and 28,713.68 is: 43,087.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,304.08 : 60,480.44 = 28,713.68 : x
  2. Step 2: Convert to fraction form
    40,304.08/60,480.44 = 28,713.68/x
  3. Step 3: Cross multiply
    40,304.08x = 60,480.44 × 28,713.68
  4. Step 4: Simplify right side
    40,304.08x = 1,736,616,000.42
  5. Step 5: Solve for x
    x = 1,736,616,000.42/40,304.08
  6. Step 6: Final answer
    x = 43,087.85

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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.