Home / 47,919.87-66,129.86-26,410.38

Finding the Fourth Proportional to 47,919.87, 66,129.86 and 26,410.38

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Solution

The fourth proportional to 47,919.87, 66,129.86 and 26,410.38 is: 36,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,919.87 : 66,129.86 = 26,410.38 : x
  2. Step 2: Convert to fraction form
    47,919.87/66,129.86 = 26,410.38/x
  3. Step 3: Cross multiply
    47,919.87x = 66,129.86 × 26,410.38
  4. Step 4: Simplify right side
    47,919.87x = 1,746,514,689.77
  5. Step 5: Solve for x
    x = 1,746,514,689.77/47,919.87
  6. Step 6: Final answer
    x = 36,446.57

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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.