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Finding the Fourth Proportional to 26,342.01, 39,522.87 and 13,683.87

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Solution

The fourth proportional to 26,342.01, 39,522.87 and 13,683.87 is: 20,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.01 : 39,522.87 = 13,683.87 : x
  2. Step 2: Convert to fraction form
    26,342.01/39,522.87 = 13,683.87/x
  3. Step 3: Cross multiply
    26,342.01x = 39,522.87 × 13,683.87
  4. Step 4: Simplify right side
    26,342.01x = 540,825,815.11
  5. Step 5: Solve for x
    x = 540,825,815.11/26,342.01
  6. Step 6: Final answer
    x = 20,530.92

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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.