Home / 22,367.40-30,865.01-13,292.07

Finding the Fourth Proportional to 22,367.40, 30,865.01 and 13,292.07

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Solution

The fourth proportional to 22,367.40, 30,865.01 and 13,292.07 is: 18,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.40 : 30,865.01 = 13,292.07 : x
  2. Step 2: Convert to fraction form
    22,367.40/30,865.01 = 13,292.07/x
  3. Step 3: Cross multiply
    22,367.40x = 30,865.01 × 13,292.07
  4. Step 4: Simplify right side
    22,367.40x = 410,259,989.07
  5. Step 5: Solve for x
    x = 410,259,989.07/22,367.40
  6. Step 6: Final answer
    x = 18,341.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.