Home / 45,749.21-68,618.95-22,049.42

Finding the Fourth Proportional to 45,749.21, 68,618.95 and 22,049.42

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Solution

The fourth proportional to 45,749.21, 68,618.95 and 22,049.42 is: 33,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.21 : 68,618.95 = 22,049.42 : x
  2. Step 2: Convert to fraction form
    45,749.21/68,618.95 = 22,049.42/x
  3. Step 3: Cross multiply
    45,749.21x = 68,618.95 × 22,049.42
  4. Step 4: Simplify right side
    45,749.21x = 1,513,007,650.29
  5. Step 5: Solve for x
    x = 1,513,007,650.29/45,749.21
  6. Step 6: Final answer
    x = 33,071.78

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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.