Home / 48,221.60-66,501.40-33,087.56

Finding the Fourth Proportional to 48,221.60, 66,501.40 and 33,087.56

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Solution

The fourth proportional to 48,221.60, 66,501.40 and 33,087.56 is: 45,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,221.60 : 66,501.40 = 33,087.56 : x
  2. Step 2: Convert to fraction form
    48,221.60/66,501.40 = 33,087.56/x
  3. Step 3: Cross multiply
    48,221.60x = 66,501.40 × 33,087.56
  4. Step 4: Simplify right side
    48,221.60x = 2,200,369,062.58
  5. Step 5: Solve for x
    x = 2,200,369,062.58/48,221.60
  6. Step 6: Final answer
    x = 45,630.36

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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.