Home / 36,191.10-54,273.29-12,492.59

Finding the Fourth Proportional to 36,191.10, 54,273.29 and 12,492.59

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Solution

The fourth proportional to 36,191.10, 54,273.29 and 12,492.59 is: 18,734.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191.10 : 54,273.29 = 12,492.59 : x
  2. Step 2: Convert to fraction form
    36,191.10/54,273.29 = 12,492.59/x
  3. Step 3: Cross multiply
    36,191.10x = 54,273.29 × 12,492.59
  4. Step 4: Simplify right side
    36,191.10x = 678,013,959.92
  5. Step 5: Solve for x
    x = 678,013,959.92/36,191.10
  6. Step 6: Final answer
    x = 18,734.27

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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.