Home / 25,847.39-38,771.29-14,154.23

Finding the Fourth Proportional to 25,847.39, 38,771.29 and 14,154.23

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Solution

The fourth proportional to 25,847.39, 38,771.29 and 14,154.23 is: 21,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,847.39 : 38,771.29 = 14,154.23 : x
  2. Step 2: Convert to fraction form
    25,847.39/38,771.29 = 14,154.23/x
  3. Step 3: Cross multiply
    25,847.39x = 38,771.29 × 14,154.23
  4. Step 4: Simplify right side
    25,847.39x = 548,777,645.67
  5. Step 5: Solve for x
    x = 548,777,645.67/25,847.39
  6. Step 6: Final answer
    x = 21,231.45

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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.