Home / 27,184.92-40,784.68-21,659.12

Finding the Fourth Proportional to 27,184.92, 40,784.68 and 21,659.12

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Solution

The fourth proportional to 27,184.92, 40,784.68 and 21,659.12 is: 32,494.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,184.92 : 40,784.68 = 21,659.12 : x
  2. Step 2: Convert to fraction form
    27,184.92/40,784.68 = 21,659.12/x
  3. Step 3: Cross multiply
    27,184.92x = 40,784.68 × 21,659.12
  4. Step 4: Simplify right side
    27,184.92x = 883,360,278.28
  5. Step 5: Solve for x
    x = 883,360,278.28/27,184.92
  6. Step 6: Final answer
    x = 32,494.50

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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.