Home / 47,186.52-70,855.02-27,479.40

Finding the Fourth Proportional to 47,186.52, 70,855.02 and 27,479.40

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Solution

The fourth proportional to 47,186.52, 70,855.02 and 27,479.40 is: 41,262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,186.52 : 70,855.02 = 27,479.40 : x
  2. Step 2: Convert to fraction form
    47,186.52/70,855.02 = 27,479.40/x
  3. Step 3: Cross multiply
    47,186.52x = 70,855.02 × 27,479.40
  4. Step 4: Simplify right side
    47,186.52x = 1,947,053,436.59
  5. Step 5: Solve for x
    x = 1,947,053,436.59/47,186.52
  6. Step 6: Final answer
    x = 41,262.92

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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.