Home / 45,677.84-68,524.62-15,690.66

Finding the Fourth Proportional to 45,677.84, 68,524.62 and 15,690.66

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Solution

The fourth proportional to 45,677.84, 68,524.62 and 15,690.66 is: 23,538.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,677.84 : 68,524.62 = 15,690.66 : x
  2. Step 2: Convert to fraction form
    45,677.84/68,524.62 = 15,690.66/x
  3. Step 3: Cross multiply
    45,677.84x = 68,524.62 × 15,690.66
  4. Step 4: Simplify right side
    45,677.84x = 1,075,196,514.05
  5. Step 5: Solve for x
    x = 1,075,196,514.05/45,677.84
  6. Step 6: Final answer
    x = 23,538.69

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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.