Home / 45,822.60-68,733.90-38,449.80

Finding the Fourth Proportional to 45,822.60, 68,733.90 and 38,449.80

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Solution

The fourth proportional to 45,822.60, 68,733.90 and 38,449.80 is: 57,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,822.60 : 68,733.90 = 38,449.80 : x
  2. Step 2: Convert to fraction form
    45,822.60/68,733.90 = 38,449.80/x
  3. Step 3: Cross multiply
    45,822.60x = 68,733.90 × 38,449.80
  4. Step 4: Simplify right side
    45,822.60x = 2,642,804,708.22
  5. Step 5: Solve for x
    x = 2,642,804,708.22/45,822.60
  6. Step 6: Final answer
    x = 57,674.70

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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.