Home / 25,181.88-37,752.66-16,870.20

Finding the Fourth Proportional to 25,181.88, 37,752.66 and 16,870.20

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Solution

The fourth proportional to 25,181.88, 37,752.66 and 16,870.20 is: 25,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.88 : 37,752.66 = 16,870.20 : x
  2. Step 2: Convert to fraction form
    25,181.88/37,752.66 = 16,870.20/x
  3. Step 3: Cross multiply
    25,181.88x = 37,752.66 × 16,870.20
  4. Step 4: Simplify right side
    25,181.88x = 636,894,924.73
  5. Step 5: Solve for x
    x = 636,894,924.73/25,181.88
  6. Step 6: Final answer
    x = 25,291.79

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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.