Home / 47,018.57-64,890.19-26,871.61

Finding the Fourth Proportional to 47,018.57, 64,890.19 and 26,871.61

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Solution

The fourth proportional to 47,018.57, 64,890.19 and 26,871.61 is: 37,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018.57 : 64,890.19 = 26,871.61 : x
  2. Step 2: Convert to fraction form
    47,018.57/64,890.19 = 26,871.61/x
  3. Step 3: Cross multiply
    47,018.57x = 64,890.19 × 26,871.61
  4. Step 4: Simplify right side
    47,018.57x = 1,743,703,554.05
  5. Step 5: Solve for x
    x = 1,743,703,554.05/47,018.57
  6. Step 6: Final answer
    x = 37,085.42

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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.