Home / 47,981.55-66,214.32-26,470.71

Finding the Fourth Proportional to 47,981.55, 66,214.32 and 26,470.71

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Solution

The fourth proportional to 47,981.55, 66,214.32 and 26,470.71 is: 36,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.55 : 66,214.32 = 26,470.71 : x
  2. Step 2: Convert to fraction form
    47,981.55/66,214.32 = 26,470.71/x
  3. Step 3: Cross multiply
    47,981.55x = 66,214.32 × 26,470.71
  4. Step 4: Simplify right side
    47,981.55x = 1,752,740,062.57
  5. Step 5: Solve for x
    x = 1,752,740,062.57/47,981.55
  6. Step 6: Final answer
    x = 36,529.46

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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.