Home / 14,446.24-19,935.12-8,159.52

Finding the Fourth Proportional to 14,446.24, 19,935.12 and 8,159.52

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Solution

The fourth proportional to 14,446.24, 19,935.12 and 8,159.52 is: 11,259.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446.24 : 19,935.12 = 8,159.52 : x
  2. Step 2: Convert to fraction form
    14,446.24/19,935.12 = 8,159.52/x
  3. Step 3: Cross multiply
    14,446.24x = 19,935.12 × 8,159.52
  4. Step 4: Simplify right side
    14,446.24x = 162,661,010.34
  5. Step 5: Solve for x
    x = 162,661,010.34/14,446.24
  6. Step 6: Final answer
    x = 11,259.75

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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.