Home / 14,248.08-19,670.76-10,279.44

Finding the Fourth Proportional to 14,248.08, 19,670.76 and 10,279.44

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Solution

The fourth proportional to 14,248.08, 19,670.76 and 10,279.44 is: 14,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.08 : 19,670.76 = 10,279.44 : x
  2. Step 2: Convert to fraction form
    14,248.08/19,670.76 = 10,279.44/x
  3. Step 3: Cross multiply
    14,248.08x = 19,670.76 × 10,279.44
  4. Step 4: Simplify right side
    14,248.08x = 202,204,397.17
  5. Step 5: Solve for x
    x = 202,204,397.17/14,248.08
  6. Step 6: Final answer
    x = 14,191.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.