Home / 15,115.45-22,693.75-10,423.88

Finding the Fourth Proportional to 15,115.45, 22,693.75 and 10,423.88

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Solution

The fourth proportional to 15,115.45, 22,693.75 and 10,423.88 is: 15,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.45 : 22,693.75 = 10,423.88 : x
  2. Step 2: Convert to fraction form
    15,115.45/22,693.75 = 10,423.88/x
  3. Step 3: Cross multiply
    15,115.45x = 22,693.75 × 10,423.88
  4. Step 4: Simplify right side
    15,115.45x = 236,556,926.75
  5. Step 5: Solve for x
    x = 236,556,926.75/15,115.45
  6. Step 6: Final answer
    x = 15,650.01

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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.