Home / 19,542.38-29,303.24-9,003.20

Finding the Fourth Proportional to 19,542.38, 29,303.24 and 9,003.20

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Solution

The fourth proportional to 19,542.38, 29,303.24 and 9,003.20 is: 13,500.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.38 : 29,303.24 = 9,003.20 : x
  2. Step 2: Convert to fraction form
    19,542.38/29,303.24 = 9,003.20/x
  3. Step 3: Cross multiply
    19,542.38x = 29,303.24 × 9,003.20
  4. Step 4: Simplify right side
    19,542.38x = 263,822,738.84
  5. Step 5: Solve for x
    x = 263,822,738.84/19,542.38
  6. Step 6: Final answer
    x = 13,500.03

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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.