Home / 18,398.52-25,325.82-16,036.56

Finding the Fourth Proportional to 18,398.52, 25,325.82 and 16,036.56

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Solution

The fourth proportional to 18,398.52, 25,325.82 and 16,036.56 is: 22,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398.52 : 25,325.82 = 16,036.56 : x
  2. Step 2: Convert to fraction form
    18,398.52/25,325.82 = 16,036.56/x
  3. Step 3: Cross multiply
    18,398.52x = 25,325.82 × 16,036.56
  4. Step 4: Simplify right side
    18,398.52x = 406,139,031.98
  5. Step 5: Solve for x
    x = 406,139,031.98/18,398.52
  6. Step 6: Final answer
    x = 22,074.55

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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.