Home / 22,883.20-34,346.40-14,135.20

Finding the Fourth Proportional to 22,883.20, 34,346.40 and 14,135.20

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Solution

The fourth proportional to 22,883.20, 34,346.40 and 14,135.20 is: 21,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,883.20 : 34,346.40 = 14,135.20 : x
  2. Step 2: Convert to fraction form
    22,883.20/34,346.40 = 14,135.20/x
  3. Step 3: Cross multiply
    22,883.20x = 34,346.40 × 14,135.20
  4. Step 4: Simplify right side
    22,883.20x = 485,493,233.28
  5. Step 5: Solve for x
    x = 485,493,233.28/22,883.20
  6. Step 6: Final answer
    x = 21,216.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.