Home / 38,914.26-58,372.74-12,619.23

Finding the Fourth Proportional to 38,914.26, 58,372.74 and 12,619.23

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Solution

The fourth proportional to 38,914.26, 58,372.74 and 12,619.23 is: 18,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,914.26 : 58,372.74 = 12,619.23 : x
  2. Step 2: Convert to fraction form
    38,914.26/58,372.74 = 12,619.23/x
  3. Step 3: Cross multiply
    38,914.26x = 58,372.74 × 12,619.23
  4. Step 4: Simplify right side
    38,914.26x = 736,619,031.79
  5. Step 5: Solve for x
    x = 736,619,031.79/38,914.26
  6. Step 6: Final answer
    x = 18,929.28

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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.