Home / 22,546.86-31,127.18-13,596.63

Finding the Fourth Proportional to 22,546.86, 31,127.18 and 13,596.63

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Solution

The fourth proportional to 22,546.86, 31,127.18 and 13,596.63 is: 18,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,546.86 : 31,127.18 = 13,596.63 : x
  2. Step 2: Convert to fraction form
    22,546.86/31,127.18 = 13,596.63/x
  3. Step 3: Cross multiply
    22,546.86x = 31,127.18 × 13,596.63
  4. Step 4: Simplify right side
    22,546.86x = 423,224,749.40
  5. Step 5: Solve for x
    x = 423,224,749.40/22,546.86
  6. Step 6: Final answer
    x = 18,770.90

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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.