Home / 13,562.24-20,251.05-11,967.65

Finding the Fourth Proportional to 13,562.24, 20,251.05 and 11,967.65

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Solution

The fourth proportional to 13,562.24, 20,251.05 and 11,967.65 is: 17,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.24 : 20,251.05 = 11,967.65 : x
  2. Step 2: Convert to fraction form
    13,562.24/20,251.05 = 11,967.65/x
  3. Step 3: Cross multiply
    13,562.24x = 20,251.05 × 11,967.65
  4. Step 4: Simplify right side
    13,562.24x = 242,357,408.34
  5. Step 5: Solve for x
    x = 242,357,408.34/13,562.24
  6. Step 6: Final answer
    x = 17,870.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.