Home / 25,178.50-34,747.77-14,001.22

Finding the Fourth Proportional to 25,178.50, 34,747.77 and 14,001.22

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Solution

The fourth proportional to 25,178.50, 34,747.77 and 14,001.22 is: 19,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.50 : 34,747.77 = 14,001.22 : x
  2. Step 2: Convert to fraction form
    25,178.50/34,747.77 = 14,001.22/x
  3. Step 3: Cross multiply
    25,178.50x = 34,747.77 × 14,001.22
  4. Step 4: Simplify right side
    25,178.50x = 486,511,172.28
  5. Step 5: Solve for x
    x = 486,511,172.28/25,178.50
  6. Step 6: Final answer
    x = 19,322.48

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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.