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Finding the Fourth Proportional to 24,918.84, 34,387.84 and 13,740.84

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Solution

The fourth proportional to 24,918.84, 34,387.84 and 13,740.84 is: 18,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,918.84 : 34,387.84 = 13,740.84 : x
  2. Step 2: Convert to fraction form
    24,918.84/34,387.84 = 13,740.84/x
  3. Step 3: Cross multiply
    24,918.84x = 34,387.84 × 13,740.84
  4. Step 4: Simplify right side
    24,918.84x = 472,517,807.39
  5. Step 5: Solve for x
    x = 472,517,807.39/24,918.84
  6. Step 6: Final answer
    x = 18,962.27

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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.