Home / 10,031.52-15,050.32-4,770.57

Finding the Fourth Proportional to 10,031.52, 15,050.32 and 4,770.57

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Solution

The fourth proportional to 10,031.52, 15,050.32 and 4,770.57 is: 7,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.52 : 15,050.32 = 4,770.57 : x
  2. Step 2: Convert to fraction form
    10,031.52/15,050.32 = 4,770.57/x
  3. Step 3: Cross multiply
    10,031.52x = 15,050.32 × 4,770.57
  4. Step 4: Simplify right side
    10,031.52x = 71,798,593.16
  5. Step 5: Solve for x
    x = 71,798,593.16/10,031.52
  6. Step 6: Final answer
    x = 7,157.30

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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.