Home / 12,569.12-18,850.56-4,248.95

Finding the Fourth Proportional to 12,569.12, 18,850.56 and 4,248.95

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Solution

The fourth proportional to 12,569.12, 18,850.56 and 4,248.95 is: 6,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.12 : 18,850.56 = 4,248.95 : x
  2. Step 2: Convert to fraction form
    12,569.12/18,850.56 = 4,248.95/x
  3. Step 3: Cross multiply
    12,569.12x = 18,850.56 × 4,248.95
  4. Step 4: Simplify right side
    12,569.12x = 80,095,065.67
  5. Step 5: Solve for x
    x = 80,095,065.67/12,569.12
  6. Step 6: Final answer
    x = 6,372.37

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1.5x scale

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.