Home / 19,337.66-29,013.40-11,933.50

Finding the Fourth Proportional to 19,337.66, 29,013.40 and 11,933.50

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Solution

The fourth proportional to 19,337.66, 29,013.40 and 11,933.50 is: 17,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.66 : 29,013.40 = 11,933.50 : x
  2. Step 2: Convert to fraction form
    19,337.66/29,013.40 = 11,933.50/x
  3. Step 3: Cross multiply
    19,337.66x = 29,013.40 × 11,933.50
  4. Step 4: Simplify right side
    19,337.66x = 346,231,408.90
  5. Step 5: Solve for x
    x = 346,231,408.90/19,337.66
  6. Step 6: Final answer
    x = 17,904.51

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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.