Home / 53,645.16-80,468.76-18,585.96

Finding the Fourth Proportional to 53,645.16, 80,468.76 and 18,585.96

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Solution

The fourth proportional to 53,645.16, 80,468.76 and 18,585.96 is: 27,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.16 : 80,468.76 = 18,585.96 : x
  2. Step 2: Convert to fraction form
    53,645.16/80,468.76 = 18,585.96/x
  3. Step 3: Cross multiply
    53,645.16x = 80,468.76 × 18,585.96
  4. Step 4: Simplify right side
    53,645.16x = 1,495,589,154.61
  5. Step 5: Solve for x
    x = 1,495,589,154.61/53,645.16
  6. Step 6: Final answer
    x = 27,879.29

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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.