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Finding the Fourth Proportional to 24,941.68, 34,419.54 and 13,763.68

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Solution

The fourth proportional to 24,941.68, 34,419.54 and 13,763.68 is: 18,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,941.68 : 34,419.54 = 13,763.68 : x
  2. Step 2: Convert to fraction form
    24,941.68/34,419.54 = 13,763.68/x
  3. Step 3: Cross multiply
    24,941.68x = 34,419.54 × 13,763.68
  4. Step 4: Simplify right side
    24,941.68x = 473,739,534.31
  5. Step 5: Solve for x
    x = 473,739,534.31/24,941.68
  6. Step 6: Final answer
    x = 18,993.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.