Home / 47,940.80-66,158.37-26,719.61

Finding the Fourth Proportional to 47,940.80, 66,158.37 and 26,719.61

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Solution

The fourth proportional to 47,940.80, 66,158.37 and 26,719.61 is: 36,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.80 : 66,158.37 = 26,719.61 : x
  2. Step 2: Convert to fraction form
    47,940.80/66,158.37 = 26,719.61/x
  3. Step 3: Cross multiply
    47,940.80x = 66,158.37 × 26,719.61
  4. Step 4: Simplify right side
    47,940.80x = 1,767,725,513.84
  5. Step 5: Solve for x
    x = 1,767,725,513.84/47,940.80
  6. Step 6: Final answer
    x = 36,873.10

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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.