Home / 19,591.28-29,358.36-9,064.52

Finding the Fourth Proportional to 19,591.28, 29,358.36 and 9,064.52

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Solution

The fourth proportional to 19,591.28, 29,358.36 and 9,064.52 is: 13,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.28 : 29,358.36 = 9,064.52 : x
  2. Step 2: Convert to fraction form
    19,591.28/29,358.36 = 9,064.52/x
  3. Step 3: Cross multiply
    19,591.28x = 29,358.36 × 9,064.52
  4. Step 4: Simplify right side
    19,591.28x = 266,119,441.39
  5. Step 5: Solve for x
    x = 266,119,441.39/19,591.28
  6. Step 6: Final answer
    x = 13,583.57

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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.