Home / 48,129.36-66,418.68-26,909.04

Finding the Fourth Proportional to 48,129.36, 66,418.68 and 26,909.04

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Solution

The fourth proportional to 48,129.36, 66,418.68 and 26,909.04 is: 37,134.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.36 : 66,418.68 = 26,909.04 : x
  2. Step 2: Convert to fraction form
    48,129.36/66,418.68 = 26,909.04/x
  3. Step 3: Cross multiply
    48,129.36x = 66,418.68 × 26,909.04
  4. Step 4: Simplify right side
    48,129.36x = 1,787,262,916.87
  5. Step 5: Solve for x
    x = 1,787,262,916.87/48,129.36
  6. Step 6: Final answer
    x = 37,134.57

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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.