Home / 23,026.20-31,767.84-15,072.96

Finding the Fourth Proportional to 23,026.20, 31,767.84 and 15,072.96

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Solution

The fourth proportional to 23,026.20, 31,767.84 and 15,072.96 is: 20,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,026.20 : 31,767.84 = 15,072.96 : x
  2. Step 2: Convert to fraction form
    23,026.20/31,767.84 = 15,072.96/x
  3. Step 3: Cross multiply
    23,026.20x = 31,767.84 × 15,072.96
  4. Step 4: Simplify right side
    23,026.20x = 478,835,381.61
  5. Step 5: Solve for x
    x = 478,835,381.61/23,026.20
  6. Step 6: Final answer
    x = 20,795.24

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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.