Home / 10,023.68-15,031.13-4,760.20

Finding the Fourth Proportional to 10,023.68, 15,031.13 and 4,760.20

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Solution

The fourth proportional to 10,023.68, 15,031.13 and 4,760.20 is: 7,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.68 : 15,031.13 = 4,760.20 : x
  2. Step 2: Convert to fraction form
    10,023.68/15,031.13 = 4,760.20/x
  3. Step 3: Cross multiply
    10,023.68x = 15,031.13 × 4,760.20
  4. Step 4: Simplify right side
    10,023.68x = 71,551,159.35
  5. Step 5: Solve for x
    x = 71,551,159.35/10,023.68
  6. Step 6: Final answer
    x = 7,138.21

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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.