Home / 48,881.20-73,321.80-15,602.35

Finding the Fourth Proportional to 48,881.20, 73,321.80 and 15,602.35

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Solution

The fourth proportional to 48,881.20, 73,321.80 and 15,602.35 is: 23,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,881.20 : 73,321.80 = 15,602.35 : x
  2. Step 2: Convert to fraction form
    48,881.20/73,321.80 = 15,602.35/x
  3. Step 3: Cross multiply
    48,881.20x = 73,321.80 × 15,602.35
  4. Step 4: Simplify right side
    48,881.20x = 1,143,992,386.23
  5. Step 5: Solve for x
    x = 1,143,992,386.23/48,881.20
  6. Step 6: Final answer
    x = 23,403.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.