Home / 48,100.20-66,378.12-26,879.46

Finding the Fourth Proportional to 48,100.20, 66,378.12 and 26,879.46

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Solution

The fourth proportional to 48,100.20, 66,378.12 and 26,879.46 is: 37,093.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.20 : 66,378.12 = 26,879.46 : x
  2. Step 2: Convert to fraction form
    48,100.20/66,378.12 = 26,879.46/x
  3. Step 3: Cross multiply
    48,100.20x = 66,378.12 × 26,879.46
  4. Step 4: Simplify right side
    48,100.20x = 1,784,208,021.42
  5. Step 5: Solve for x
    x = 1,784,208,021.42/48,100.20
  6. Step 6: Final answer
    x = 37,093.57

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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.