Home / 22,333.76-30,820.48-12,261.95

Finding the Fourth Proportional to 22,333.76, 30,820.48 and 12,261.95

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Solution

The fourth proportional to 22,333.76, 30,820.48 and 12,261.95 is: 16,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,333.76 : 30,820.48 = 12,261.95 : x
  2. Step 2: Convert to fraction form
    22,333.76/30,820.48 = 12,261.95/x
  3. Step 3: Cross multiply
    22,333.76x = 30,820.48 × 12,261.95
  4. Step 4: Simplify right side
    22,333.76x = 377,919,030.63
  5. Step 5: Solve for x
    x = 377,919,030.63/22,333.76
  6. Step 6: Final answer
    x = 16,921.43

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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.