Home / 15,469.68-21,348.28-9,094.56

Finding the Fourth Proportional to 15,469.68, 21,348.28 and 9,094.56

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Solution

The fourth proportional to 15,469.68, 21,348.28 and 9,094.56 is: 12,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.68 : 21,348.28 = 9,094.56 : x
  2. Step 2: Convert to fraction form
    15,469.68/21,348.28 = 9,094.56/x
  3. Step 3: Cross multiply
    15,469.68x = 21,348.28 × 9,094.56
  4. Step 4: Simplify right side
    15,469.68x = 194,153,213.36
  5. Step 5: Solve for x
    x = 194,153,213.36/15,469.68
  6. Step 6: Final answer
    x = 12,550.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.