Home / 36,347.70-50,159.55-20,215.15

Finding the Fourth Proportional to 36,347.70, 50,159.55 and 20,215.15

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Solution

The fourth proportional to 36,347.70, 50,159.55 and 20,215.15 is: 27,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,347.70 : 50,159.55 = 20,215.15 : x
  2. Step 2: Convert to fraction form
    36,347.70/50,159.55 = 20,215.15/x
  3. Step 3: Cross multiply
    36,347.70x = 50,159.55 × 20,215.15
  4. Step 4: Simplify right side
    36,347.70x = 1,013,982,827.18
  5. Step 5: Solve for x
    x = 1,013,982,827.18/36,347.70
  6. Step 6: Final answer
    x = 27,896.75

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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.