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Finding the Fourth Proportional to 17,998.90, 24,839.24 and 10,041.12

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Solution

The fourth proportional to 17,998.90, 24,839.24 and 10,041.12 is: 13,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.90 : 24,839.24 = 10,041.12 : x
  2. Step 2: Convert to fraction form
    17,998.90/24,839.24 = 10,041.12/x
  3. Step 3: Cross multiply
    17,998.90x = 24,839.24 × 10,041.12
  4. Step 4: Simplify right side
    17,998.90x = 249,413,739.34
  5. Step 5: Solve for x
    x = 249,413,739.34/17,998.90
  6. Step 6: Final answer
    x = 13,857.17

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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.