Home / 14,322.69-21,489.71-5,560.11

Finding the Fourth Proportional to 14,322.69, 21,489.71 and 5,560.11

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Solution

The fourth proportional to 14,322.69, 21,489.71 and 5,560.11 is: 8,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,322.69 : 21,489.71 = 5,560.11 : x
  2. Step 2: Convert to fraction form
    14,322.69/21,489.71 = 5,560.11/x
  3. Step 3: Cross multiply
    14,322.69x = 21,489.71 × 5,560.11
  4. Step 4: Simplify right side
    14,322.69x = 119,485,123.67
  5. Step 5: Solve for x
    x = 119,485,123.67/14,322.69
  6. Step 6: Final answer
    x = 8,342.37

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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.