Home / 47,565.77-65,641.25-28,699.25

Finding the Fourth Proportional to 47,565.77, 65,641.25 and 28,699.25

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Solution

The fourth proportional to 47,565.77, 65,641.25 and 28,699.25 is: 39,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,565.77 : 65,641.25 = 28,699.25 : x
  2. Step 2: Convert to fraction form
    47,565.77/65,641.25 = 28,699.25/x
  3. Step 3: Cross multiply
    47,565.77x = 65,641.25 × 28,699.25
  4. Step 4: Simplify right side
    47,565.77x = 1,883,854,500.57
  5. Step 5: Solve for x
    x = 1,883,854,500.57/47,565.77
  6. Step 6: Final answer
    x = 39,605.26

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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.