Home / 43,565.92-65,237.60-28,730

Finding the Fourth Proportional to 43,565.92, 65,237.60 and 28,730

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Solution

The fourth proportional to 43,565.92, 65,237.60 and 28,730 is: 43,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565.92 : 65,237.60 = 28,730 : x
  2. Step 2: Convert to fraction form
    43,565.92/65,237.60 = 28,730/x
  3. Step 3: Cross multiply
    43,565.92x = 65,237.60 × 28,730
  4. Step 4: Simplify right side
    43,565.92x = 1,874,276,248
  5. Step 5: Solve for x
    x = 1,874,276,248/43,565.92
  6. Step 6: Final answer
    x = 43,021.62

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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.