Home / 13,001.46-19,500.03-3,642.45

Finding the Fourth Proportional to 13,001.46, 19,500.03 and 3,642.45

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Solution

The fourth proportional to 13,001.46, 19,500.03 and 3,642.45 is: 5,463.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.46 : 19,500.03 = 3,642.45 : x
  2. Step 2: Convert to fraction form
    13,001.46/19,500.03 = 3,642.45/x
  3. Step 3: Cross multiply
    13,001.46x = 19,500.03 × 3,642.45
  4. Step 4: Simplify right side
    13,001.46x = 71,027,884.27
  5. Step 5: Solve for x
    x = 71,027,884.27/13,001.46
  6. Step 6: Final answer
    x = 5,463.07

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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.