Home / 47,963.60-66,114.12-36,009.68

Finding the Fourth Proportional to 47,963.60, 66,114.12 and 36,009.68

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Solution

The fourth proportional to 47,963.60, 66,114.12 and 36,009.68 is: 49,636.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.60 : 66,114.12 = 36,009.68 : x
  2. Step 2: Convert to fraction form
    47,963.60/66,114.12 = 36,009.68/x
  3. Step 3: Cross multiply
    47,963.60x = 66,114.12 × 36,009.68
  4. Step 4: Simplify right side
    47,963.60x = 2,380,748,304.68
  5. Step 5: Solve for x
    x = 2,380,748,304.68/47,963.60
  6. Step 6: Final answer
    x = 49,636.56

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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.