Home / 15,120.14-22,642.50-9,556.70

Finding the Fourth Proportional to 15,120.14, 22,642.50 and 9,556.70

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Solution

The fourth proportional to 15,120.14, 22,642.50 and 9,556.70 is: 14,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120.14 : 22,642.50 = 9,556.70 : x
  2. Step 2: Convert to fraction form
    15,120.14/22,642.50 = 9,556.70/x
  3. Step 3: Cross multiply
    15,120.14x = 22,642.50 × 9,556.70
  4. Step 4: Simplify right side
    15,120.14x = 216,387,579.75
  5. Step 5: Solve for x
    x = 216,387,579.75/15,120.14
  6. Step 6: Final answer
    x = 14,311.22

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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.