Home / 14,318.91-19,760.36-8,352.45

Finding the Fourth Proportional to 14,318.91, 19,760.36 and 8,352.45

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Solution

The fourth proportional to 14,318.91, 19,760.36 and 8,352.45 is: 11,526.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.91 : 19,760.36 = 8,352.45 : x
  2. Step 2: Convert to fraction form
    14,318.91/19,760.36 = 8,352.45/x
  3. Step 3: Cross multiply
    14,318.91x = 19,760.36 × 8,352.45
  4. Step 4: Simplify right side
    14,318.91x = 165,047,377.12
  5. Step 5: Solve for x
    x = 165,047,377.12/14,318.91
  6. Step 6: Final answer
    x = 11,526.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.