Home / 12,454.47-18,670.45-4,551.41

Finding the Fourth Proportional to 12,454.47, 18,670.45 and 4,551.41

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Solution

The fourth proportional to 12,454.47, 18,670.45 and 4,551.41 is: 6,823.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454.47 : 18,670.45 = 4,551.41 : x
  2. Step 2: Convert to fraction form
    12,454.47/18,670.45 = 4,551.41/x
  3. Step 3: Cross multiply
    12,454.47x = 18,670.45 × 4,551.41
  4. Step 4: Simplify right side
    12,454.47x = 84,976,872.83
  5. Step 5: Solve for x
    x = 84,976,872.83/12,454.47
  6. Step 6: Final answer
    x = 6,823.00

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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.