Home / 38,871.40-58,258.88-27,608.76

Finding the Fourth Proportional to 38,871.40, 58,258.88 and 27,608.76

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Solution

The fourth proportional to 38,871.40, 58,258.88 and 27,608.76 is: 41,378.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.40 : 58,258.88 = 27,608.76 : x
  2. Step 2: Convert to fraction form
    38,871.40/58,258.88 = 27,608.76/x
  3. Step 3: Cross multiply
    38,871.40x = 58,258.88 × 27,608.76
  4. Step 4: Simplify right side
    38,871.40x = 1,608,455,435.79
  5. Step 5: Solve for x
    x = 1,608,455,435.79/38,871.40
  6. Step 6: Final answer
    x = 41,378.89

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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.