Home / 16,877.88-25,309.53-5,785.65

Finding the Fourth Proportional to 16,877.88, 25,309.53 and 5,785.65

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Solution

The fourth proportional to 16,877.88, 25,309.53 and 5,785.65 is: 8,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.88 : 25,309.53 = 5,785.65 : x
  2. Step 2: Convert to fraction form
    16,877.88/25,309.53 = 5,785.65/x
  3. Step 3: Cross multiply
    16,877.88x = 25,309.53 × 5,785.65
  4. Step 4: Simplify right side
    16,877.88x = 146,432,082.24
  5. Step 5: Solve for x
    x = 146,432,082.24/16,877.88
  6. Step 6: Final answer
    x = 8,675.98

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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.