Home / 27,282.96-40,885.97-21,711.51

Finding the Fourth Proportional to 27,282.96, 40,885.97 and 21,711.51

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Solution

The fourth proportional to 27,282.96, 40,885.97 and 21,711.51 is: 32,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,282.96 : 40,885.97 = 21,711.51 : x
  2. Step 2: Convert to fraction form
    27,282.96/40,885.97 = 21,711.51/x
  3. Step 3: Cross multiply
    27,282.96x = 40,885.97 × 21,711.51
  4. Step 4: Simplify right side
    27,282.96x = 887,696,037.96
  5. Step 5: Solve for x
    x = 887,696,037.96/27,282.96
  6. Step 6: Final answer
    x = 32,536.65

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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.