Home / 38,721.26-58,077.36-12,069.23

Finding the Fourth Proportional to 38,721.26, 58,077.36 and 12,069.23

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Solution

The fourth proportional to 38,721.26, 58,077.36 and 12,069.23 is: 18,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.26 : 58,077.36 = 12,069.23 : x
  2. Step 2: Convert to fraction form
    38,721.26/58,077.36 = 12,069.23/x
  3. Step 3: Cross multiply
    38,721.26x = 58,077.36 × 12,069.23
  4. Step 4: Simplify right side
    38,721.26x = 700,948,725.25
  5. Step 5: Solve for x
    x = 700,948,725.25/38,721.26
  6. Step 6: Final answer
    x = 18,102.43

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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.