Home / 10,126.56-15,190.38-9,572.52

Finding the Fourth Proportional to 10,126.56, 15,190.38 and 9,572.52

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Solution

The fourth proportional to 10,126.56, 15,190.38 and 9,572.52 is: 14,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.56 : 15,190.38 = 9,572.52 : x
  2. Step 2: Convert to fraction form
    10,126.56/15,190.38 = 9,572.52/x
  3. Step 3: Cross multiply
    10,126.56x = 15,190.38 × 9,572.52
  4. Step 4: Simplify right side
    10,126.56x = 145,410,216.36
  5. Step 5: Solve for x
    x = 145,410,216.36/10,126.56
  6. Step 6: Final answer
    x = 14,359.29

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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.