Home / 30,565.97-42,181.15-17,827.95

Finding the Fourth Proportional to 30,565.97, 42,181.15 and 17,827.95

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Solution

The fourth proportional to 30,565.97, 42,181.15 and 17,827.95 is: 24,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,565.97 : 42,181.15 = 17,827.95 : x
  2. Step 2: Convert to fraction form
    30,565.97/42,181.15 = 17,827.95/x
  3. Step 3: Cross multiply
    30,565.97x = 42,181.15 × 17,827.95
  4. Step 4: Simplify right side
    30,565.97x = 752,003,222.24
  5. Step 5: Solve for x
    x = 752,003,222.24/30,565.97
  6. Step 6: Final answer
    x = 24,602.63

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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.