Home / 28,549.28-42,823.68-22,314.53

Finding the Fourth Proportional to 28,549.28, 42,823.68 and 22,314.53

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Solution

The fourth proportional to 28,549.28, 42,823.68 and 22,314.53 is: 33,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,549.28 : 42,823.68 = 22,314.53 : x
  2. Step 2: Convert to fraction form
    28,549.28/42,823.68 = 22,314.53/x
  3. Step 3: Cross multiply
    28,549.28x = 42,823.68 × 22,314.53
  4. Step 4: Simplify right side
    28,549.28x = 955,590,073.44
  5. Step 5: Solve for x
    x = 955,590,073.44/28,549.28
  6. Step 6: Final answer
    x = 33,471.61

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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.