Home / 45,452.10-68,218.65-26,708.70

Finding the Fourth Proportional to 45,452.10, 68,218.65 and 26,708.70

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Solution

The fourth proportional to 45,452.10, 68,218.65 and 26,708.70 is: 40,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.10 : 68,218.65 = 26,708.70 : x
  2. Step 2: Convert to fraction form
    45,452.10/68,218.65 = 26,708.70/x
  3. Step 3: Cross multiply
    45,452.10x = 68,218.65 × 26,708.70
  4. Step 4: Simplify right side
    45,452.10x = 1,822,031,457.26
  5. Step 5: Solve for x
    x = 1,822,031,457.26/45,452.10
  6. Step 6: Final answer
    x = 40,086.85

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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.