Home / 19,500.41-29,119.06-19,294.40

Finding the Fourth Proportional to 19,500.41, 29,119.06 and 19,294.40

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Solution

The fourth proportional to 19,500.41, 29,119.06 and 19,294.40 is: 28,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.41 : 29,119.06 = 19,294.40 : x
  2. Step 2: Convert to fraction form
    19,500.41/29,119.06 = 19,294.40/x
  3. Step 3: Cross multiply
    19,500.41x = 29,119.06 × 19,294.40
  4. Step 4: Simplify right side
    19,500.41x = 561,834,791.26
  5. Step 5: Solve for x
    x = 561,834,791.26/19,500.41
  6. Step 6: Final answer
    x = 28,811.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.