Home / 33,921.74-50,887.16-12,869.58

Finding the Fourth Proportional to 33,921.74, 50,887.16 and 12,869.58

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Solution

The fourth proportional to 33,921.74, 50,887.16 and 12,869.58 is: 19,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.74 : 50,887.16 = 12,869.58 : x
  2. Step 2: Convert to fraction form
    33,921.74/50,887.16 = 12,869.58/x
  3. Step 3: Cross multiply
    33,921.74x = 50,887.16 × 12,869.58
  4. Step 4: Simplify right side
    33,921.74x = 654,896,587.53
  5. Step 5: Solve for x
    x = 654,896,587.53/33,921.74
  6. Step 6: Final answer
    x = 19,306.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.