Home / 18,632.58-25,711.68-10,566.65

Finding the Fourth Proportional to 18,632.58, 25,711.68 and 10,566.65

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Solution

The fourth proportional to 18,632.58, 25,711.68 and 10,566.65 is: 14,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.58 : 25,711.68 = 10,566.65 : x
  2. Step 2: Convert to fraction form
    18,632.58/25,711.68 = 10,566.65/x
  3. Step 3: Cross multiply
    18,632.58x = 25,711.68 × 10,566.65
  4. Step 4: Simplify right side
    18,632.58x = 271,686,367.94
  5. Step 5: Solve for x
    x = 271,686,367.94/18,632.58
  6. Step 6: Final answer
    x = 14,581.25

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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.