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Finding the Fourth Proportional to 17,973.11, 24,801.80 and 10,418.87

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Solution

The fourth proportional to 17,973.11, 24,801.80 and 10,418.87 is: 14,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,973.11 : 24,801.80 = 10,418.87 : x
  2. Step 2: Convert to fraction form
    17,973.11/24,801.80 = 10,418.87/x
  3. Step 3: Cross multiply
    17,973.11x = 24,801.80 × 10,418.87
  4. Step 4: Simplify right side
    17,973.11x = 258,406,553.86
  5. Step 5: Solve for x
    x = 258,406,553.86/17,973.11
  6. Step 6: Final answer
    x = 14,377.40

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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.