Home / 15,924.15-23,889.99-5,393.76

Finding the Fourth Proportional to 15,924.15, 23,889.99 and 5,393.76

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Solution

The fourth proportional to 15,924.15, 23,889.99 and 5,393.76 is: 8,091.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,924.15 : 23,889.99 = 5,393.76 : x
  2. Step 2: Convert to fraction form
    15,924.15/23,889.99 = 5,393.76/x
  3. Step 3: Cross multiply
    15,924.15x = 23,889.99 × 5,393.76
  4. Step 4: Simplify right side
    15,924.15x = 128,856,872.46
  5. Step 5: Solve for x
    x = 128,856,872.46/15,924.15
  6. Step 6: Final answer
    x = 8,091.92

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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.