Home / 47,835.15-66,103.55-35,877.74

Finding the Fourth Proportional to 47,835.15, 66,103.55 and 35,877.74

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Solution

The fourth proportional to 47,835.15, 66,103.55 and 35,877.74 is: 49,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.15 : 66,103.55 = 35,877.74 : x
  2. Step 2: Convert to fraction form
    47,835.15/66,103.55 = 35,877.74/x
  3. Step 3: Cross multiply
    47,835.15x = 66,103.55 × 35,877.74
  4. Step 4: Simplify right side
    47,835.15x = 2,371,645,470.07
  5. Step 5: Solve for x
    x = 2,371,645,470.07/47,835.15
  6. Step 6: Final answer
    x = 49,579.56

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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.