Home / 15,500.95-23,251.43-6,143.15

Finding the Fourth Proportional to 15,500.95, 23,251.43 and 6,143.15

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Solution

The fourth proportional to 15,500.95, 23,251.43 and 6,143.15 is: 9,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.95 : 23,251.43 = 6,143.15 : x
  2. Step 2: Convert to fraction form
    15,500.95/23,251.43 = 6,143.15/x
  3. Step 3: Cross multiply
    15,500.95x = 23,251.43 × 6,143.15
  4. Step 4: Simplify right side
    15,500.95x = 142,837,095.69
  5. Step 5: Solve for x
    x = 142,837,095.69/15,500.95
  6. Step 6: Final answer
    x = 9,214.73

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1.5x scale

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.