Home / 27,873.60-38,463.84-15,298.26

Finding the Fourth Proportional to 27,873.60, 38,463.84 and 15,298.26

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Solution

The fourth proportional to 27,873.60, 38,463.84 and 15,298.26 is: 21,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,873.60 : 38,463.84 = 15,298.26 : x
  2. Step 2: Convert to fraction form
    27,873.60/38,463.84 = 15,298.26/x
  3. Step 3: Cross multiply
    27,873.60x = 38,463.84 × 15,298.26
  4. Step 4: Simplify right side
    27,873.60x = 588,429,824.92
  5. Step 5: Solve for x
    x = 588,429,824.92/27,873.60
  6. Step 6: Final answer
    x = 21,110.65

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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.