Home / 17,671.72-24,386.48-9,712.86

Finding the Fourth Proportional to 17,671.72, 24,386.48 and 9,712.86

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Solution

The fourth proportional to 17,671.72, 24,386.48 and 9,712.86 is: 13,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.72 : 24,386.48 = 9,712.86 : x
  2. Step 2: Convert to fraction form
    17,671.72/24,386.48 = 9,712.86/x
  3. Step 3: Cross multiply
    17,671.72x = 24,386.48 × 9,712.86
  4. Step 4: Simplify right side
    17,671.72x = 236,862,466.13
  5. Step 5: Solve for x
    x = 236,862,466.13/17,671.72
  6. Step 6: Final answer
    x = 13,403.48

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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.