Home / 19,528.68-29,293.92-6,381.12

Finding the Fourth Proportional to 19,528.68, 29,293.92 and 6,381.12

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Solution

The fourth proportional to 19,528.68, 29,293.92 and 6,381.12 is: 9,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,528.68 : 29,293.92 = 6,381.12 : x
  2. Step 2: Convert to fraction form
    19,528.68/29,293.92 = 6,381.12/x
  3. Step 3: Cross multiply
    19,528.68x = 29,293.92 × 6,381.12
  4. Step 4: Simplify right side
    19,528.68x = 186,928,018.79
  5. Step 5: Solve for x
    x = 186,928,018.79/19,528.68
  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.