Home / 14,949.47-22,427.73-8,380.19

Finding the Fourth Proportional to 14,949.47, 22,427.73 and 8,380.19

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Solution

The fourth proportional to 14,949.47, 22,427.73 and 8,380.19 is: 12,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.47 : 22,427.73 = 8,380.19 : x
  2. Step 2: Convert to fraction form
    14,949.47/22,427.73 = 8,380.19/x
  3. Step 3: Cross multiply
    14,949.47x = 22,427.73 × 8,380.19
  4. Step 4: Simplify right side
    14,949.47x = 187,948,638.67
  5. Step 5: Solve for x
    x = 187,948,638.67/14,949.47
  6. Step 6: Final answer
    x = 12,572.26

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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.