Home / 14,399.08-21,598.60-8,238.76

Finding the Fourth Proportional to 14,399.08, 21,598.60 and 8,238.76

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Solution

The fourth proportional to 14,399.08, 21,598.60 and 8,238.76 is: 12,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.08 : 21,598.60 = 8,238.76 : x
  2. Step 2: Convert to fraction form
    14,399.08/21,598.60 = 8,238.76/x
  3. Step 3: Cross multiply
    14,399.08x = 21,598.60 × 8,238.76
  4. Step 4: Simplify right side
    14,399.08x = 177,945,681.74
  5. Step 5: Solve for x
    x = 177,945,681.74/14,399.08
  6. Step 6: Final answer
    x = 12,358.13

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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.