Home / 15,009.24-22,514.99-4,478.43

Finding the Fourth Proportional to 15,009.24, 22,514.99 and 4,478.43

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Solution

The fourth proportional to 15,009.24, 22,514.99 and 4,478.43 is: 6,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.24 : 22,514.99 = 4,478.43 : x
  2. Step 2: Convert to fraction form
    15,009.24/22,514.99 = 4,478.43/x
  3. Step 3: Cross multiply
    15,009.24x = 22,514.99 × 4,478.43
  4. Step 4: Simplify right side
    15,009.24x = 100,831,868.70
  5. Step 5: Solve for x
    x = 100,831,868.70/15,009.24
  6. Step 6: Final answer
    x = 6,717.98

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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.