Home / 15,493.40-23,239.91-5,632.59

Finding the Fourth Proportional to 15,493.40, 23,239.91 and 5,632.59

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Solution

The fourth proportional to 15,493.40, 23,239.91 and 5,632.59 is: 8,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,493.40 : 23,239.91 = 5,632.59 : x
  2. Step 2: Convert to fraction form
    15,493.40/23,239.91 = 5,632.59/x
  3. Step 3: Cross multiply
    15,493.40x = 23,239.91 × 5,632.59
  4. Step 4: Simplify right side
    15,493.40x = 130,900,856.50
  5. Step 5: Solve for x
    x = 130,900,856.50/15,493.40
  6. Step 6: Final answer
    x = 8,448.82

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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.