Home / 25,379.80-38,057.85-9,572.65

Finding the Fourth Proportional to 25,379.80, 38,057.85 and 9,572.65

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Solution

The fourth proportional to 25,379.80, 38,057.85 and 9,572.65 is: 14,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.80 : 38,057.85 = 9,572.65 : x
  2. Step 2: Convert to fraction form
    25,379.80/38,057.85 = 9,572.65/x
  3. Step 3: Cross multiply
    25,379.80x = 38,057.85 × 9,572.65
  4. Step 4: Simplify right side
    25,379.80x = 364,314,239.65
  5. Step 5: Solve for x
    x = 364,314,239.65/25,379.80
  6. Step 6: Final answer
    x = 14,354.50

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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.