Home / 13,562.48-20,337.35-5,246.42

Finding the Fourth Proportional to 13,562.48, 20,337.35 and 5,246.42

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Solution

The fourth proportional to 13,562.48, 20,337.35 and 5,246.42 is: 7,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.48 : 20,337.35 = 5,246.42 : x
  2. Step 2: Convert to fraction form
    13,562.48/20,337.35 = 5,246.42/x
  3. Step 3: Cross multiply
    13,562.48x = 20,337.35 × 5,246.42
  4. Step 4: Simplify right side
    13,562.48x = 106,698,151.87
  5. Step 5: Solve for x
    x = 106,698,151.87/13,562.48
  6. Step 6: Final answer
    x = 7,867.15

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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.