Home / 37,112.04-55,670.49-12,145.41

Finding the Fourth Proportional to 37,112.04, 55,670.49 and 12,145.41

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Solution

The fourth proportional to 37,112.04, 55,670.49 and 12,145.41 is: 18,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,112.04 : 55,670.49 = 12,145.41 : x
  2. Step 2: Convert to fraction form
    37,112.04/55,670.49 = 12,145.41/x
  3. Step 3: Cross multiply
    37,112.04x = 55,670.49 × 12,145.41
  4. Step 4: Simplify right side
    37,112.04x = 676,140,925.95
  5. Step 5: Solve for x
    x = 676,140,925.95/37,112.04
  6. Step 6: Final answer
    x = 18,218.91

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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.