Home / 34,067.49-47,012.18-18,959.91

Finding the Fourth Proportional to 34,067.49, 47,012.18 and 18,959.91

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Solution

The fourth proportional to 34,067.49, 47,012.18 and 18,959.91 is: 26,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,067.49 : 47,012.18 = 18,959.91 : x
  2. Step 2: Convert to fraction form
    34,067.49/47,012.18 = 18,959.91/x
  3. Step 3: Cross multiply
    34,067.49x = 47,012.18 × 18,959.91
  4. Step 4: Simplify right side
    34,067.49x = 891,346,606.90
  5. Step 5: Solve for x
    x = 891,346,606.90/34,067.49
  6. Step 6: Final answer
    x = 26,164.14

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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.