Home / 25,367.49-38,059.34-12,221.19

Finding the Fourth Proportional to 25,367.49, 38,059.34 and 12,221.19

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Solution

The fourth proportional to 25,367.49, 38,059.34 and 12,221.19 is: 18,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.49 : 38,059.34 = 12,221.19 : x
  2. Step 2: Convert to fraction form
    25,367.49/38,059.34 = 12,221.19/x
  3. Step 3: Cross multiply
    25,367.49x = 38,059.34 × 12,221.19
  4. Step 4: Simplify right side
    25,367.49x = 465,130,364.31
  5. Step 5: Solve for x
    x = 465,130,364.31/25,367.49
  6. Step 6: Final answer
    x = 18,335.69

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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.