Home / 25,460.87-38,191.16-13,847.90

Finding the Fourth Proportional to 25,460.87, 38,191.16 and 13,847.90

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Solution

The fourth proportional to 25,460.87, 38,191.16 and 13,847.90 is: 20,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.87 : 38,191.16 = 13,847.90 : x
  2. Step 2: Convert to fraction form
    25,460.87/38,191.16 = 13,847.90/x
  3. Step 3: Cross multiply
    25,460.87x = 38,191.16 × 13,847.90
  4. Step 4: Simplify right side
    25,460.87x = 528,867,208.23
  5. Step 5: Solve for x
    x = 528,867,208.23/25,460.87
  6. Step 6: Final answer
    x = 20,771.77

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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.