Home / 53,646.16-80,511.76-28,363.62

Finding the Fourth Proportional to 53,646.16, 80,511.76 and 28,363.62

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Solution

The fourth proportional to 53,646.16, 80,511.76 and 28,363.62 is: 42,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,646.16 : 80,511.76 = 28,363.62 : x
  2. Step 2: Convert to fraction form
    53,646.16/80,511.76 = 28,363.62/x
  3. Step 3: Cross multiply
    53,646.16x = 80,511.76 × 28,363.62
  4. Step 4: Simplify right side
    53,646.16x = 2,283,604,966.17
  5. Step 5: Solve for x
    x = 2,283,604,966.17/53,646.16
  6. Step 6: Final answer
    x = 42,567.91

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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.