Home / 53,895.83-80,772.10-28,590.13

Finding the Fourth Proportional to 53,895.83, 80,772.10 and 28,590.13

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Solution

The fourth proportional to 53,895.83, 80,772.10 and 28,590.13 is: 42,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,895.83 : 80,772.10 = 28,590.13 : x
  2. Step 2: Convert to fraction form
    53,895.83/80,772.10 = 28,590.13/x
  3. Step 3: Cross multiply
    53,895.83x = 80,772.10 × 28,590.13
  4. Step 4: Simplify right side
    53,895.83x = 2,309,284,839.37
  5. Step 5: Solve for x
    x = 2,309,284,839.37/53,895.83
  6. Step 6: Final answer
    x = 42,847.19

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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.