Home / 27,679.68-41,531.72-14,528.88

Finding the Fourth Proportional to 27,679.68, 41,531.72 and 14,528.88

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Solution

The fourth proportional to 27,679.68, 41,531.72 and 14,528.88 is: 21,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,679.68 : 41,531.72 = 14,528.88 : x
  2. Step 2: Convert to fraction form
    27,679.68/41,531.72 = 14,528.88/x
  3. Step 3: Cross multiply
    27,679.68x = 41,531.72 × 14,528.88
  4. Step 4: Simplify right side
    27,679.68x = 603,409,303.43
  5. Step 5: Solve for x
    x = 603,409,303.43/27,679.68
  6. Step 6: Final answer
    x = 21,799.72

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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.