Home / 47,078.29-64,979.24-26,946.78

Finding the Fourth Proportional to 47,078.29, 64,979.24 and 26,946.78

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Solution

The fourth proportional to 47,078.29, 64,979.24 and 26,946.78 is: 37,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,078.29 : 64,979.24 = 26,946.78 : x
  2. Step 2: Convert to fraction form
    47,078.29/64,979.24 = 26,946.78/x
  3. Step 3: Cross multiply
    47,078.29x = 64,979.24 × 26,946.78
  4. Step 4: Simplify right side
    47,078.29x = 1,750,981,284.85
  5. Step 5: Solve for x
    x = 1,750,981,284.85/47,078.29
  6. Step 6: Final answer
    x = 37,192.97

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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.