Home / 53,011.30-79,511.82-17,951.26

Finding the Fourth Proportional to 53,011.30, 79,511.82 and 17,951.26

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Solution

The fourth proportional to 53,011.30, 79,511.82 and 17,951.26 is: 26,925.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.30 : 79,511.82 = 17,951.26 : x
  2. Step 2: Convert to fraction form
    53,011.30/79,511.82 = 17,951.26/x
  3. Step 3: Cross multiply
    53,011.30x = 79,511.82 × 17,951.26
  4. Step 4: Simplify right side
    53,011.30x = 1,427,337,353.89
  5. Step 5: Solve for x
    x = 1,427,337,353.89/53,011.30
  6. Step 6: Final answer
    x = 26,925.15

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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.