Home / 52,182.82-72,012.30-29,521.33

Finding the Fourth Proportional to 52,182.82, 72,012.30 and 29,521.33

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Solution

The fourth proportional to 52,182.82, 72,012.30 and 29,521.33 is: 40,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,182.82 : 72,012.30 = 29,521.33 : x
  2. Step 2: Convert to fraction form
    52,182.82/72,012.30 = 29,521.33/x
  3. Step 3: Cross multiply
    52,182.82x = 72,012.30 × 29,521.33
  4. Step 4: Simplify right side
    52,182.82x = 2,125,898,872.36
  5. Step 5: Solve for x
    x = 2,125,898,872.36/52,182.82
  6. Step 6: Final answer
    x = 40,739.44

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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.