Home / 19,528.83-29,293.31-6,381.30

Finding the Fourth Proportional to 19,528.83, 29,293.31 and 6,381.30

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Solution

The fourth proportional to 19,528.83, 29,293.31 and 6,381.30 is: 9,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.83 : 29,293.31 = 6,381.30 : x
  2. Step 2: Convert to fraction form
    19,528.83/29,293.31 = 6,381.30/x
  3. Step 3: Cross multiply
    19,528.83x = 29,293.31 × 6,381.30
  4. Step 4: Simplify right side
    19,528.83x = 186,929,367.20
  5. Step 5: Solve for x
    x = 186,929,367.20/19,528.83
  6. Step 6: Final answer
    x = 9,571.97

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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.