Home / 29,040.05-40,089.35-19,476.44

Finding the Fourth Proportional to 29,040.05, 40,089.35 and 19,476.44

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Solution

The fourth proportional to 29,040.05, 40,089.35 and 19,476.44 is: 26,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040.05 : 40,089.35 = 19,476.44 : x
  2. Step 2: Convert to fraction form
    29,040.05/40,089.35 = 19,476.44/x
  3. Step 3: Cross multiply
    29,040.05x = 40,089.35 × 19,476.44
  4. Step 4: Simplify right side
    29,040.05x = 780,797,819.91
  5. Step 5: Solve for x
    x = 780,797,819.91/29,040.05
  6. Step 6: Final answer
    x = 26,886.93

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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.