Home / 45,251.65-67,786.89-21,582.24

Finding the Fourth Proportional to 45,251.65, 67,786.89 and 21,582.24

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Solution

The fourth proportional to 45,251.65, 67,786.89 and 21,582.24 is: 32,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,251.65 : 67,786.89 = 21,582.24 : x
  2. Step 2: Convert to fraction form
    45,251.65/67,786.89 = 21,582.24/x
  3. Step 3: Cross multiply
    45,251.65x = 67,786.89 × 21,582.24
  4. Step 4: Simplify right side
    45,251.65x = 1,462,992,928.83
  5. Step 5: Solve for x
    x = 1,462,992,928.83/45,251.65
  6. Step 6: Final answer
    x = 32,330.16

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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.