Home / 40,733.28-56,194.56-28,136.16

Finding the Fourth Proportional to 40,733.28, 56,194.56 and 28,136.16

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Solution

The fourth proportional to 40,733.28, 56,194.56 and 28,136.16 is: 38,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,733.28 : 56,194.56 = 28,136.16 : x
  2. Step 2: Convert to fraction form
    40,733.28/56,194.56 = 28,136.16/x
  3. Step 3: Cross multiply
    40,733.28x = 56,194.56 × 28,136.16
  4. Step 4: Simplify right side
    40,733.28x = 1,581,099,131.29
  5. Step 5: Solve for x
    x = 1,581,099,131.29/40,733.28
  6. Step 6: Final answer
    x = 38,815.91

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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.