Home / 25,744.57-35,519.25-14,412.40

Finding the Fourth Proportional to 25,744.57, 35,519.25 and 14,412.40

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Solution

The fourth proportional to 25,744.57, 35,519.25 and 14,412.40 is: 19,884.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.57 : 35,519.25 = 14,412.40 : x
  2. Step 2: Convert to fraction form
    25,744.57/35,519.25 = 14,412.40/x
  3. Step 3: Cross multiply
    25,744.57x = 35,519.25 × 14,412.40
  4. Step 4: Simplify right side
    25,744.57x = 511,917,638.70
  5. Step 5: Solve for x
    x = 511,917,638.70/25,744.57
  6. Step 6: Final answer
    x = 19,884.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.