Home / 45,047.21-62,166.90-29,913.78

Finding the Fourth Proportional to 45,047.21, 62,166.90 and 29,913.78

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Solution

The fourth proportional to 45,047.21, 62,166.90 and 29,913.78 is: 41,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,047.21 : 62,166.90 = 29,913.78 : x
  2. Step 2: Convert to fraction form
    45,047.21/62,166.90 = 29,913.78/x
  3. Step 3: Cross multiply
    45,047.21x = 62,166.90 × 29,913.78
  4. Step 4: Simplify right side
    45,047.21x = 1,859,646,659.05
  5. Step 5: Solve for x
    x = 1,859,646,659.05/45,047.21
  6. Step 6: Final answer
    x = 41,282.17

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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.