Home / 22,604.22-31,190.78-12,532.14

Finding the Fourth Proportional to 22,604.22, 31,190.78 and 12,532.14

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Solution

The fourth proportional to 22,604.22, 31,190.78 and 12,532.14 is: 17,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,604.22 : 31,190.78 = 12,532.14 : x
  2. Step 2: Convert to fraction form
    22,604.22/31,190.78 = 12,532.14/x
  3. Step 3: Cross multiply
    22,604.22x = 31,190.78 × 12,532.14
  4. Step 4: Simplify right side
    22,604.22x = 390,887,221.67
  5. Step 5: Solve for x
    x = 390,887,221.67/22,604.22
  6. Step 6: Final answer
    x = 17,292.67

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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.