Home / 15,443.75-23,168.90-5,956.31

Finding the Fourth Proportional to 15,443.75, 23,168.90 and 5,956.31

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Solution

The fourth proportional to 15,443.75, 23,168.90 and 5,956.31 is: 8,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.75 : 23,168.90 = 5,956.31 : x
  2. Step 2: Convert to fraction form
    15,443.75/23,168.90 = 5,956.31/x
  3. Step 3: Cross multiply
    15,443.75x = 23,168.90 × 5,956.31
  4. Step 4: Simplify right side
    15,443.75x = 138,001,150.76
  5. Step 5: Solve for x
    x = 138,001,150.76/15,443.75
  6. Step 6: Final answer
    x = 8,935.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.