Home / 47,010.36-64,872.21-25,789.20

Finding the Fourth Proportional to 47,010.36, 64,872.21 and 25,789.20

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Solution

The fourth proportional to 47,010.36, 64,872.21 and 25,789.20 is: 35,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010.36 : 64,872.21 = 25,789.20 : x
  2. Step 2: Convert to fraction form
    47,010.36/64,872.21 = 25,789.20/x
  3. Step 3: Cross multiply
    47,010.36x = 64,872.21 × 25,789.20
  4. Step 4: Simplify right side
    47,010.36x = 1,673,002,398.13
  5. Step 5: Solve for x
    x = 1,673,002,398.13/47,010.36
  6. Step 6: Final answer
    x = 35,587.95

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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.