Home / 16,214.84-22,362.64-11,187.08

Finding the Fourth Proportional to 16,214.84, 22,362.64 and 11,187.08

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Solution

The fourth proportional to 16,214.84, 22,362.64 and 11,187.08 is: 15,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,214.84 : 22,362.64 = 11,187.08 : x
  2. Step 2: Convert to fraction form
    16,214.84/22,362.64 = 11,187.08/x
  3. Step 3: Cross multiply
    16,214.84x = 22,362.64 × 11,187.08
  4. Step 4: Simplify right side
    16,214.84x = 250,172,642.69
  5. Step 5: Solve for x
    x = 250,172,642.69/16,214.84
  6. Step 6: Final answer
    x = 15,428.62

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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.