Home / 25,487.46-38,210.14-11,245.79

Finding the Fourth Proportional to 25,487.46, 38,210.14 and 11,245.79

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Solution

The fourth proportional to 25,487.46, 38,210.14 and 11,245.79 is: 16,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,487.46 : 38,210.14 = 11,245.79 : x
  2. Step 2: Convert to fraction form
    25,487.46/38,210.14 = 11,245.79/x
  3. Step 3: Cross multiply
    25,487.46x = 38,210.14 × 11,245.79
  4. Step 4: Simplify right side
    25,487.46x = 429,703,369.65
  5. Step 5: Solve for x
    x = 429,703,369.65/25,487.46
  6. Step 6: Final answer
    x = 16,859.40

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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.