Home / 19,543.92-29,291.22-10,659.12

Finding the Fourth Proportional to 19,543.92, 29,291.22 and 10,659.12

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Solution

The fourth proportional to 19,543.92, 29,291.22 and 10,659.12 is: 15,975.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.92 : 29,291.22 = 10,659.12 : x
  2. Step 2: Convert to fraction form
    19,543.92/29,291.22 = 10,659.12/x
  3. Step 3: Cross multiply
    19,543.92x = 29,291.22 × 10,659.12
  4. Step 4: Simplify right side
    19,543.92x = 312,218,628.93
  5. Step 5: Solve for x
    x = 312,218,628.93/19,543.92
  6. Step 6: Final answer
    x = 15,975.23

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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.