Home / 15,038.13-22,556.52-7,134.87

Finding the Fourth Proportional to 15,038.13, 22,556.52 and 7,134.87

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Solution

The fourth proportional to 15,038.13, 22,556.52 and 7,134.87 is: 10,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.13 : 22,556.52 = 7,134.87 : x
  2. Step 2: Convert to fraction form
    15,038.13/22,556.52 = 7,134.87/x
  3. Step 3: Cross multiply
    15,038.13x = 22,556.52 × 7,134.87
  4. Step 4: Simplify right side
    15,038.13x = 160,937,837.85
  5. Step 5: Solve for x
    x = 160,937,837.85/15,038.13
  6. Step 6: Final answer
    x = 10,701.98

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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.