Home / 36,101.30-54,123.15-15,307.70

Finding the Fourth Proportional to 36,101.30, 54,123.15 and 15,307.70

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Solution

The fourth proportional to 36,101.30, 54,123.15 and 15,307.70 is: 22,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.30 : 54,123.15 = 15,307.70 : x
  2. Step 2: Convert to fraction form
    36,101.30/54,123.15 = 15,307.70/x
  3. Step 3: Cross multiply
    36,101.30x = 54,123.15 × 15,307.70
  4. Step 4: Simplify right side
    36,101.30x = 828,500,943.26
  5. Step 5: Solve for x
    x = 828,500,943.26/36,101.30
  6. Step 6: Final answer
    x = 22,949.34

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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.