Home / 22,898.24-31,568.16-15,812.48

Finding the Fourth Proportional to 22,898.24, 31,568.16 and 15,812.48

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Solution

The fourth proportional to 22,898.24, 31,568.16 and 15,812.48 is: 21,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,898.24 : 31,568.16 = 15,812.48 : x
  2. Step 2: Convert to fraction form
    22,898.24/31,568.16 = 15,812.48/x
  3. Step 3: Cross multiply
    22,898.24x = 31,568.16 × 15,812.48
  4. Step 4: Simplify right side
    22,898.24x = 499,170,898.64
  5. Step 5: Solve for x
    x = 499,170,898.64/22,898.24
  6. Step 6: Final answer
    x = 21,799.53

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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.