Home / 13,715.56-20,581.74-5,924.20

Finding the Fourth Proportional to 13,715.56, 20,581.74 and 5,924.20

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Solution

The fourth proportional to 13,715.56, 20,581.74 and 5,924.20 is: 8,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715.56 : 20,581.74 = 5,924.20 : x
  2. Step 2: Convert to fraction form
    13,715.56/20,581.74 = 5,924.20/x
  3. Step 3: Cross multiply
    13,715.56x = 20,581.74 × 5,924.20
  4. Step 4: Simplify right side
    13,715.56x = 121,930,344.11
  5. Step 5: Solve for x
    x = 121,930,344.11/13,715.56
  6. Step 6: Final answer
    x = 8,889.93

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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.