Home / 17,671.38-24,385.77-9,712.86

Finding the Fourth Proportional to 17,671.38, 24,385.77 and 9,712.86

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Solution

The fourth proportional to 17,671.38, 24,385.77 and 9,712.86 is: 13,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.38 : 24,385.77 = 9,712.86 : x
  2. Step 2: Convert to fraction form
    17,671.38/24,385.77 = 9,712.86/x
  3. Step 3: Cross multiply
    17,671.38x = 24,385.77 × 9,712.86
  4. Step 4: Simplify right side
    17,671.38x = 236,855,570.00
  5. Step 5: Solve for x
    x = 236,855,570.00/17,671.38
  6. Step 6: Final answer
    x = 13,403.34

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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.