Home / 14,426.07-21,641.91-5,540.75

Finding the Fourth Proportional to 14,426.07, 21,641.91 and 5,540.75

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Solution

The fourth proportional to 14,426.07, 21,641.91 and 5,540.75 is: 8,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.07 : 21,641.91 = 5,540.75 : x
  2. Step 2: Convert to fraction form
    14,426.07/21,641.91 = 5,540.75/x
  3. Step 3: Cross multiply
    14,426.07x = 21,641.91 × 5,540.75
  4. Step 4: Simplify right side
    14,426.07x = 119,912,419.76
  5. Step 5: Solve for x
    x = 119,912,419.76/14,426.07
  6. Step 6: Final answer
    x = 8,312.20

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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.