Home / 13,924.08-20,887.10-5,604.17

Finding the Fourth Proportional to 13,924.08, 20,887.10 and 5,604.17

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Solution

The fourth proportional to 13,924.08, 20,887.10 and 5,604.17 is: 8,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.08 : 20,887.10 = 5,604.17 : x
  2. Step 2: Convert to fraction form
    13,924.08/20,887.10 = 5,604.17/x
  3. Step 3: Cross multiply
    13,924.08x = 20,887.10 × 5,604.17
  4. Step 4: Simplify right side
    13,924.08x = 117,054,726.75
  5. Step 5: Solve for x
    x = 117,054,726.75/13,924.08
  6. Step 6: Final answer
    x = 8,406.64

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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.