Home / 17,965.17-27,008.58-14,479.65

Finding the Fourth Proportional to 17,965.17, 27,008.58 and 14,479.65

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Solution

The fourth proportional to 17,965.17, 27,008.58 and 14,479.65 is: 21,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.17 : 27,008.58 = 14,479.65 : x
  2. Step 2: Convert to fraction form
    17,965.17/27,008.58 = 14,479.65/x
  3. Step 3: Cross multiply
    17,965.17x = 27,008.58 × 14,479.65
  4. Step 4: Simplify right side
    17,965.17x = 391,074,785.40
  5. Step 5: Solve for x
    x = 391,074,785.40/17,965.17
  6. Step 6: Final answer
    x = 21,768.50

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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.