Home / 25,441.05-38,168.48-12,293.40

Finding the Fourth Proportional to 25,441.05, 38,168.48 and 12,293.40

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Solution

The fourth proportional to 25,441.05, 38,168.48 and 12,293.40 is: 18,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.05 : 38,168.48 = 12,293.40 : x
  2. Step 2: Convert to fraction form
    25,441.05/38,168.48 = 12,293.40/x
  3. Step 3: Cross multiply
    25,441.05x = 38,168.48 × 12,293.40
  4. Step 4: Simplify right side
    25,441.05x = 469,220,392.03
  5. Step 5: Solve for x
    x = 469,220,392.03/25,441.05
  6. Step 6: Final answer
    x = 18,443.44

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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.