Home / 22,158.97-30,556.14-14,595.63

Finding the Fourth Proportional to 22,158.97, 30,556.14 and 14,595.63

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Solution

The fourth proportional to 22,158.97, 30,556.14 and 14,595.63 is: 20,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.97 : 30,556.14 = 14,595.63 : x
  2. Step 2: Convert to fraction form
    22,158.97/30,556.14 = 14,595.63/x
  3. Step 3: Cross multiply
    22,158.97x = 30,556.14 × 14,595.63
  4. Step 4: Simplify right side
    22,158.97x = 445,985,944.35
  5. Step 5: Solve for x
    x = 445,985,944.35/22,158.97
  6. Step 6: Final answer
    x = 20,126.66

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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.