Home / 40,607.44-60,812.80-28,092.40

Finding the Fourth Proportional to 40,607.44, 60,812.80 and 28,092.40

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Solution

The fourth proportional to 40,607.44, 60,812.80 and 28,092.40 is: 42,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,607.44 : 60,812.80 = 28,092.40 : x
  2. Step 2: Convert to fraction form
    40,607.44/60,812.80 = 28,092.40/x
  3. Step 3: Cross multiply
    40,607.44x = 60,812.80 × 28,092.40
  4. Step 4: Simplify right side
    40,607.44x = 1,708,377,502.72
  5. Step 5: Solve for x
    x = 1,708,377,502.72/40,607.44
  6. Step 6: Final answer
    x = 42,070.55

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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.