Home / 57,895.78-86,885.15-24,639.21

Finding the Fourth Proportional to 57,895.78, 86,885.15 and 24,639.21

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Solution

The fourth proportional to 57,895.78, 86,885.15 and 24,639.21 is: 36,976.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,895.78 : 86,885.15 = 24,639.21 : x
  2. Step 2: Convert to fraction form
    57,895.78/86,885.15 = 24,639.21/x
  3. Step 3: Cross multiply
    57,895.78x = 86,885.15 × 24,639.21
  4. Step 4: Simplify right side
    57,895.78x = 2,140,781,208.72
  5. Step 5: Solve for x
    x = 2,140,781,208.72/57,895.78
  6. Step 6: Final answer
    x = 36,976.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.