Home / 32,782.62-45,226.78-18,975.88

Finding the Fourth Proportional to 32,782.62, 45,226.78 and 18,975.88

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Solution

The fourth proportional to 32,782.62, 45,226.78 and 18,975.88 is: 26,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,782.62 : 45,226.78 = 18,975.88 : x
  2. Step 2: Convert to fraction form
    32,782.62/45,226.78 = 18,975.88/x
  3. Step 3: Cross multiply
    32,782.62x = 45,226.78 × 18,975.88
  4. Step 4: Simplify right side
    32,782.62x = 858,217,950.07
  5. Step 5: Solve for x
    x = 858,217,950.07/32,782.62
  6. Step 6: Final answer
    x = 26,179.05

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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.