Home / 14,043.06-19,377.20-8,073.60

Finding the Fourth Proportional to 14,043.06, 19,377.20 and 8,073.60

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Solution

The fourth proportional to 14,043.06, 19,377.20 and 8,073.60 is: 11,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.06 : 19,377.20 = 8,073.60 : x
  2. Step 2: Convert to fraction form
    14,043.06/19,377.20 = 8,073.60/x
  3. Step 3: Cross multiply
    14,043.06x = 19,377.20 × 8,073.60
  4. Step 4: Simplify right side
    14,043.06x = 156,443,721.55
  5. Step 5: Solve for x
    x = 156,443,721.55/14,043.06
  6. Step 6: Final answer
    x = 11,140.29

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1.5x scale

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.