Home / 27,133.59-40,716.45-15,135.84

Finding the Fourth Proportional to 27,133.59, 40,716.45 and 15,135.84

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Solution

The fourth proportional to 27,133.59, 40,716.45 and 15,135.84 is: 22,712.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133.59 : 40,716.45 = 15,135.84 : x
  2. Step 2: Convert to fraction form
    27,133.59/40,716.45 = 15,135.84/x
  3. Step 3: Cross multiply
    27,133.59x = 40,716.45 × 15,135.84
  4. Step 4: Simplify right side
    27,133.59x = 616,277,672.57
  5. Step 5: Solve for x
    x = 616,277,672.57/27,133.59
  6. Step 6: Final answer
    x = 22,712.72

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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.