Home / 40,139.04-60,208.56-12,062.10

Finding the Fourth Proportional to 40,139.04, 60,208.56 and 12,062.10

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Solution

The fourth proportional to 40,139.04, 60,208.56 and 12,062.10 is: 18,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,139.04 : 60,208.56 = 12,062.10 : x
  2. Step 2: Convert to fraction form
    40,139.04/60,208.56 = 12,062.10/x
  3. Step 3: Cross multiply
    40,139.04x = 60,208.56 × 12,062.10
  4. Step 4: Simplify right side
    40,139.04x = 726,241,671.58
  5. Step 5: Solve for x
    x = 726,241,671.58/40,139.04
  6. Step 6: Final answer
    x = 18,093.15

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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.