Home / 27,290.54-40,859.89-13,934.69

Finding the Fourth Proportional to 27,290.54, 40,859.89 and 13,934.69

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Solution

The fourth proportional to 27,290.54, 40,859.89 and 13,934.69 is: 20,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,290.54 : 40,859.89 = 13,934.69 : x
  2. Step 2: Convert to fraction form
    27,290.54/40,859.89 = 13,934.69/x
  3. Step 3: Cross multiply
    27,290.54x = 40,859.89 × 13,934.69
  4. Step 4: Simplify right side
    27,290.54x = 569,369,814.67
  5. Step 5: Solve for x
    x = 569,369,814.67/27,290.54
  6. Step 6: Final answer
    x = 20,863.26

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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.