Home / 23,050.45-31,792.65-15,882.76

Finding the Fourth Proportional to 23,050.45, 31,792.65 and 15,882.76

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Solution

The fourth proportional to 23,050.45, 31,792.65 and 15,882.76 is: 21,906.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,050.45 : 31,792.65 = 15,882.76 : x
  2. Step 2: Convert to fraction form
    23,050.45/31,792.65 = 15,882.76/x
  3. Step 3: Cross multiply
    23,050.45x = 31,792.65 × 15,882.76
  4. Step 4: Simplify right side
    23,050.45x = 504,955,029.71
  5. Step 5: Solve for x
    x = 504,955,029.71/23,050.45
  6. Step 6: Final answer
    x = 21,906.52

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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.