Home / 48,418.09-66,817.01-26,909.85

Finding the Fourth Proportional to 48,418.09, 66,817.01 and 26,909.85

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Solution

The fourth proportional to 48,418.09, 66,817.01 and 26,909.85 is: 37,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.09 : 66,817.01 = 26,909.85 : x
  2. Step 2: Convert to fraction form
    48,418.09/66,817.01 = 26,909.85/x
  3. Step 3: Cross multiply
    48,418.09x = 66,817.01 × 26,909.85
  4. Step 4: Simplify right side
    48,418.09x = 1,798,035,391.02
  5. Step 5: Solve for x
    x = 1,798,035,391.02/48,418.09
  6. Step 6: Final answer
    x = 37,135.61

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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.