Home / 66,452.04-99,678.06-26,999.91

Finding the Fourth Proportional to 66,452.04, 99,678.06 and 26,999.91

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Solution

The fourth proportional to 66,452.04, 99,678.06 and 26,999.91 is: 40,499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,452.04 : 99,678.06 = 26,999.91 : x
  2. Step 2: Convert to fraction form
    66,452.04/99,678.06 = 26,999.91/x
  3. Step 3: Cross multiply
    66,452.04x = 99,678.06 × 26,999.91
  4. Step 4: Simplify right side
    66,452.04x = 2,691,298,648.97
  5. Step 5: Solve for x
    x = 2,691,298,648.97/66,452.04
  6. Step 6: Final answer
    x = 40,499.87

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Double scale
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Similar ratio
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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.