Home / 45,996.25-69,016.16-19,348.08

Finding the Fourth Proportional to 45,996.25, 69,016.16 and 19,348.08

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Solution

The fourth proportional to 45,996.25, 69,016.16 and 19,348.08 is: 29,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996.25 : 69,016.16 = 19,348.08 : x
  2. Step 2: Convert to fraction form
    45,996.25/69,016.16 = 19,348.08/x
  3. Step 3: Cross multiply
    45,996.25x = 69,016.16 × 19,348.08
  4. Step 4: Simplify right side
    45,996.25x = 1,335,330,184.97
  5. Step 5: Solve for x
    x = 1,335,330,184.97/45,996.25
  6. Step 6: Final answer
    x = 29,031.28

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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.