Home / 14,983.60-22,475.40-14,177.20

Finding the Fourth Proportional to 14,983.60, 22,475.40 and 14,177.20

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Solution

The fourth proportional to 14,983.60, 22,475.40 and 14,177.20 is: 21,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.60 : 22,475.40 = 14,177.20 : x
  2. Step 2: Convert to fraction form
    14,983.60/22,475.40 = 14,177.20/x
  3. Step 3: Cross multiply
    14,983.60x = 22,475.40 × 14,177.20
  4. Step 4: Simplify right side
    14,983.60x = 318,638,240.88
  5. Step 5: Solve for x
    x = 318,638,240.88/14,983.60
  6. Step 6: Final answer
    x = 21,265.80

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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.