Home / 22,980.46-31,704.96-15,027.34

Finding the Fourth Proportional to 22,980.46, 31,704.96 and 15,027.34

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Solution

The fourth proportional to 22,980.46, 31,704.96 and 15,027.34 is: 20,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,980.46 : 31,704.96 = 15,027.34 : x
  2. Step 2: Convert to fraction form
    22,980.46/31,704.96 = 15,027.34/x
  3. Step 3: Cross multiply
    22,980.46x = 31,704.96 × 15,027.34
  4. Step 4: Simplify right side
    22,980.46x = 476,441,213.61
  5. Step 5: Solve for x
    x = 476,441,213.61/22,980.46
  6. Step 6: Final answer
    x = 20,732.45

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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.