Home / 25,614.91-38,422.37-6,894.99

Finding the Fourth Proportional to 25,614.91, 38,422.37 and 6,894.99

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Solution

The fourth proportional to 25,614.91, 38,422.37 and 6,894.99 is: 10,342.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.91 : 38,422.37 = 6,894.99 : x
  2. Step 2: Convert to fraction form
    25,614.91/38,422.37 = 6,894.99/x
  3. Step 3: Cross multiply
    25,614.91x = 38,422.37 × 6,894.99
  4. Step 4: Simplify right side
    25,614.91x = 264,921,856.93
  5. Step 5: Solve for x
    x = 264,921,856.93/25,614.91
  6. Step 6: Final answer
    x = 10,342.49

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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.