Home / 15,939.08-23,910.17-5,810.21

Finding the Fourth Proportional to 15,939.08, 23,910.17 and 5,810.21

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Solution

The fourth proportional to 15,939.08, 23,910.17 and 5,810.21 is: 8,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.08 : 23,910.17 = 5,810.21 : x
  2. Step 2: Convert to fraction form
    15,939.08/23,910.17 = 5,810.21/x
  3. Step 3: Cross multiply
    15,939.08x = 23,910.17 × 5,810.21
  4. Step 4: Simplify right side
    15,939.08x = 138,923,108.84
  5. Step 5: Solve for x
    x = 138,923,108.84/15,939.08
  6. Step 6: Final answer
    x = 8,715.88

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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.