Home / 19,377.12-29,069.28-11,066.52

Finding the Fourth Proportional to 19,377.12, 29,069.28 and 11,066.52

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Solution

The fourth proportional to 19,377.12, 29,069.28 and 11,066.52 is: 16,601.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,377.12 : 29,069.28 = 11,066.52 : x
  2. Step 2: Convert to fraction form
    19,377.12/29,069.28 = 11,066.52/x
  3. Step 3: Cross multiply
    19,377.12x = 29,069.28 × 11,066.52
  4. Step 4: Simplify right side
    19,377.12x = 321,695,768.51
  5. Step 5: Solve for x
    x = 321,695,768.51/19,377.12
  6. Step 6: Final answer
    x = 16,601.84

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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.