Home / 30,044.26-41,462.40-18,720.46

Finding the Fourth Proportional to 30,044.26, 41,462.40 and 18,720.46

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Solution

The fourth proportional to 30,044.26, 41,462.40 and 18,720.46 is: 25,835.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.26 : 41,462.40 = 18,720.46 : x
  2. Step 2: Convert to fraction form
    30,044.26/41,462.40 = 18,720.46/x
  3. Step 3: Cross multiply
    30,044.26x = 41,462.40 × 18,720.46
  4. Step 4: Simplify right side
    30,044.26x = 776,195,200.70
  5. Step 5: Solve for x
    x = 776,195,200.70/30,044.26
  6. Step 6: Final answer
    x = 25,835.06

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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.