Home / 25,590.12-38,385.36-8,950.08

Finding the Fourth Proportional to 25,590.12, 38,385.36 and 8,950.08

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Solution

The fourth proportional to 25,590.12, 38,385.36 and 8,950.08 is: 13,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.12 : 38,385.36 = 8,950.08 : x
  2. Step 2: Convert to fraction form
    25,590.12/38,385.36 = 8,950.08/x
  3. Step 3: Cross multiply
    25,590.12x = 38,385.36 × 8,950.08
  4. Step 4: Simplify right side
    25,590.12x = 343,552,042.83
  5. Step 5: Solve for x
    x = 343,552,042.83/25,590.12
  6. Step 6: Final answer
    x = 13,425.18

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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.