Home / 14,540.90-21,808.24-6,641.17

Finding the Fourth Proportional to 14,540.90, 21,808.24 and 6,641.17

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Solution

The fourth proportional to 14,540.90, 21,808.24 and 6,641.17 is: 9,960.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.90 : 21,808.24 = 6,641.17 : x
  2. Step 2: Convert to fraction form
    14,540.90/21,808.24 = 6,641.17/x
  3. Step 3: Cross multiply
    14,540.90x = 21,808.24 × 6,641.17
  4. Step 4: Simplify right side
    14,540.90x = 144,832,158.12
  5. Step 5: Solve for x
    x = 144,832,158.12/14,540.90
  6. Step 6: Final answer
    x = 9,960.33

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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.