Home / 11,962.13-17,816.85-11,337.62

Finding the Fourth Proportional to 11,962.13, 17,816.85 and 11,337.62

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Solution

The fourth proportional to 11,962.13, 17,816.85 and 11,337.62 is: 16,886.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.13 : 17,816.85 = 11,337.62 : x
  2. Step 2: Convert to fraction form
    11,962.13/17,816.85 = 11,337.62/x
  3. Step 3: Cross multiply
    11,962.13x = 17,816.85 × 11,337.62
  4. Step 4: Simplify right side
    11,962.13x = 202,000,585.81
  5. Step 5: Solve for x
    x = 202,000,585.81/11,962.13
  6. Step 6: Final answer
    x = 16,886.68

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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.