Home / 38,976.90-58,471.46-12,675.48

Finding the Fourth Proportional to 38,976.90, 58,471.46 and 12,675.48

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Solution

The fourth proportional to 38,976.90, 58,471.46 and 12,675.48 is: 19,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976.90 : 58,471.46 = 12,675.48 : x
  2. Step 2: Convert to fraction form
    38,976.90/58,471.46 = 12,675.48/x
  3. Step 3: Cross multiply
    38,976.90x = 58,471.46 × 12,675.48
  4. Step 4: Simplify right side
    38,976.90x = 741,153,758.42
  5. Step 5: Solve for x
    x = 741,153,758.42/38,976.90
  6. Step 6: Final answer
    x = 19,015.21

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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.