Home / 28,473.92-42,718.56-25,732.16

Finding the Fourth Proportional to 28,473.92, 42,718.56 and 25,732.16

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Solution

The fourth proportional to 28,473.92, 42,718.56 and 25,732.16 is: 38,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,473.92 : 42,718.56 = 25,732.16 : x
  2. Step 2: Convert to fraction form
    28,473.92/42,718.56 = 25,732.16/x
  3. Step 3: Cross multiply
    28,473.92x = 42,718.56 × 25,732.16
  4. Step 4: Simplify right side
    28,473.92x = 1,099,240,820.89
  5. Step 5: Solve for x
    x = 1,099,240,820.89/28,473.92
  6. Step 6: Final answer
    x = 38,605.18

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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.