Home / 10,127.56-15,191.88-9,573.52

Finding the Fourth Proportional to 10,127.56, 15,191.88 and 9,573.52

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Solution

The fourth proportional to 10,127.56, 15,191.88 and 9,573.52 is: 14,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.56 : 15,191.88 = 9,573.52 : x
  2. Step 2: Convert to fraction form
    10,127.56/15,191.88 = 9,573.52/x
  3. Step 3: Cross multiply
    10,127.56x = 15,191.88 × 9,573.52
  4. Step 4: Simplify right side
    10,127.56x = 145,439,767.02
  5. Step 5: Solve for x
    x = 145,439,767.02/10,127.56
  6. Step 6: Final answer
    x = 14,360.79

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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.