Home / 13,937.68-19,234.01-7,564.27

Finding the Fourth Proportional to 13,937.68, 19,234.01 and 7,564.27

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Solution

The fourth proportional to 13,937.68, 19,234.01 and 7,564.27 is: 10,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.68 : 19,234.01 = 7,564.27 : x
  2. Step 2: Convert to fraction form
    13,937.68/19,234.01 = 7,564.27/x
  3. Step 3: Cross multiply
    13,937.68x = 19,234.01 × 7,564.27
  4. Step 4: Simplify right side
    13,937.68x = 145,491,209.16
  5. Step 5: Solve for x
    x = 145,491,209.16/13,937.68
  6. Step 6: Final answer
    x = 10,438.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.