Home / 23,789.10-32,826.30-13,176.12

Finding the Fourth Proportional to 23,789.10, 32,826.30 and 13,176.12

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Solution

The fourth proportional to 23,789.10, 32,826.30 and 13,176.12 is: 18,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.10 : 32,826.30 = 13,176.12 : x
  2. Step 2: Convert to fraction form
    23,789.10/32,826.30 = 13,176.12/x
  3. Step 3: Cross multiply
    23,789.10x = 32,826.30 × 13,176.12
  4. Step 4: Simplify right side
    23,789.10x = 432,523,267.96
  5. Step 5: Solve for x
    x = 432,523,267.96/23,789.10
  6. Step 6: Final answer
    x = 18,181.57

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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.