Home / 19,411.83-29,119.56-6,933.15

Finding the Fourth Proportional to 19,411.83, 29,119.56 and 6,933.15

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Solution

The fourth proportional to 19,411.83, 29,119.56 and 6,933.15 is: 10,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.83 : 29,119.56 = 6,933.15 : x
  2. Step 2: Convert to fraction form
    19,411.83/29,119.56 = 6,933.15/x
  3. Step 3: Cross multiply
    19,411.83x = 29,119.56 × 6,933.15
  4. Step 4: Simplify right side
    19,411.83x = 201,890,277.41
  5. Step 5: Solve for x
    x = 201,890,277.41/19,411.83
  6. Step 6: Final answer
    x = 10,400.37

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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.