Home / 15,320.67-22,983.17-5,457.03

Finding the Fourth Proportional to 15,320.67, 22,983.17 and 5,457.03

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Solution

The fourth proportional to 15,320.67, 22,983.17 and 5,457.03 is: 8,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320.67 : 22,983.17 = 5,457.03 : x
  2. Step 2: Convert to fraction form
    15,320.67/22,983.17 = 5,457.03/x
  3. Step 3: Cross multiply
    15,320.67x = 22,983.17 × 5,457.03
  4. Step 4: Simplify right side
    15,320.67x = 125,419,820.90
  5. Step 5: Solve for x
    x = 125,419,820.90/15,320.67
  6. Step 6: Final answer
    x = 8,186.31

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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.