Home / 19,908.59-29,862.18-6,761.07

Finding the Fourth Proportional to 19,908.59, 29,862.18 and 6,761.07

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Solution

The fourth proportional to 19,908.59, 29,862.18 and 6,761.07 is: 10,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.59 : 29,862.18 = 6,761.07 : x
  2. Step 2: Convert to fraction form
    19,908.59/29,862.18 = 6,761.07/x
  3. Step 3: Cross multiply
    19,908.59x = 29,862.18 × 6,761.07
  4. Step 4: Simplify right side
    19,908.59x = 201,900,289.33
  5. Step 5: Solve for x
    x = 201,900,289.33/19,908.59
  6. Step 6: Final answer
    x = 10,141.37

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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.