Home / 17,641.62-26,438.91-9,319.68

Finding the Fourth Proportional to 17,641.62, 26,438.91 and 9,319.68

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Solution

The fourth proportional to 17,641.62, 26,438.91 and 9,319.68 is: 13,967.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.62 : 26,438.91 = 9,319.68 : x
  2. Step 2: Convert to fraction form
    17,641.62/26,438.91 = 9,319.68/x
  3. Step 3: Cross multiply
    17,641.62x = 26,438.91 × 9,319.68
  4. Step 4: Simplify right side
    17,641.62x = 246,402,180.75
  5. Step 5: Solve for x
    x = 246,402,180.75/17,641.62
  6. Step 6: Final answer
    x = 13,967.09

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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.