Home / 47,979.54-66,211.87-26,760.17

Finding the Fourth Proportional to 47,979.54, 66,211.87 and 26,760.17

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Solution

The fourth proportional to 47,979.54, 66,211.87 and 26,760.17 is: 36,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.54 : 66,211.87 = 26,760.17 : x
  2. Step 2: Convert to fraction form
    47,979.54/66,211.87 = 26,760.17/x
  3. Step 3: Cross multiply
    47,979.54x = 66,211.87 × 26,760.17
  4. Step 4: Simplify right side
    47,979.54x = 1,771,840,897.22
  5. Step 5: Solve for x
    x = 1,771,840,897.22/47,979.54
  6. Step 6: Final answer
    x = 36,929.09

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1.5x scale

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.