Home / 28,849.91-43,279.72-13,267.13

Finding the Fourth Proportional to 28,849.91, 43,279.72 and 13,267.13

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Solution

The fourth proportional to 28,849.91, 43,279.72 and 13,267.13 is: 19,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.91 : 43,279.72 = 13,267.13 : x
  2. Step 2: Convert to fraction form
    28,849.91/43,279.72 = 13,267.13/x
  3. Step 3: Cross multiply
    28,849.91x = 43,279.72 × 13,267.13
  4. Step 4: Simplify right side
    28,849.91x = 574,197,422.04
  5. Step 5: Solve for x
    x = 574,197,422.04/28,849.91
  6. Step 6: Final answer
    x = 19,902.92

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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.