Home / 45,218.67-62,432.69-28,248.77

Finding the Fourth Proportional to 45,218.67, 62,432.69 and 28,248.77

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Solution

The fourth proportional to 45,218.67, 62,432.69 and 28,248.77 is: 39,002.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,218.67 : 62,432.69 = 28,248.77 : x
  2. Step 2: Convert to fraction form
    45,218.67/62,432.69 = 28,248.77/x
  3. Step 3: Cross multiply
    45,218.67x = 62,432.69 × 28,248.77
  4. Step 4: Simplify right side
    45,218.67x = 1,763,646,246.88
  5. Step 5: Solve for x
    x = 1,763,646,246.88/45,218.67
  6. Step 6: Final answer
    x = 39,002.61

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Double scale
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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.