Home / 55,173.52-82,757.95-15,730.57

Finding the Fourth Proportional to 55,173.52, 82,757.95 and 15,730.57

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Solution

The fourth proportional to 55,173.52, 82,757.95 and 15,730.57 is: 23,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173.52 : 82,757.95 = 15,730.57 : x
  2. Step 2: Convert to fraction form
    55,173.52/82,757.95 = 15,730.57/x
  3. Step 3: Cross multiply
    55,173.52x = 82,757.95 × 15,730.57
  4. Step 4: Simplify right side
    55,173.52x = 1,301,829,479.31
  5. Step 5: Solve for x
    x = 1,301,829,479.31/55,173.52
  6. Step 6: Final answer
    x = 23,595.19

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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.