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Finding the Fourth Proportional to 18,023.84, 24,890.01 and 17,042.12

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Solution

The fourth proportional to 18,023.84, 24,890.01 and 17,042.12 is: 23,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.84 : 24,890.01 = 17,042.12 : x
  2. Step 2: Convert to fraction form
    18,023.84/24,890.01 = 17,042.12/x
  3. Step 3: Cross multiply
    18,023.84x = 24,890.01 × 17,042.12
  4. Step 4: Simplify right side
    18,023.84x = 424,178,537.22
  5. Step 5: Solve for x
    x = 424,178,537.22/18,023.84
  6. Step 6: Final answer
    x = 23,534.30

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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.