Home / 48,239.04-66,636.96-36,393.60

Finding the Fourth Proportional to 48,239.04, 66,636.96 and 36,393.60

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Solution

The fourth proportional to 48,239.04, 66,636.96 and 36,393.60 is: 50,273.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,239.04 : 66,636.96 = 36,393.60 : x
  2. Step 2: Convert to fraction form
    48,239.04/66,636.96 = 36,393.60/x
  3. Step 3: Cross multiply
    48,239.04x = 66,636.96 × 36,393.60
  4. Step 4: Simplify right side
    48,239.04x = 2,425,158,867.46
  5. Step 5: Solve for x
    x = 2,425,158,867.46/48,239.04
  6. Step 6: Final answer
    x = 50,273.78

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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.