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Finding the Fourth Proportional to 25,995.66, 38,993.49 and 6,274.20

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Solution

The fourth proportional to 25,995.66, 38,993.49 and 6,274.20 is: 9,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,995.66 : 38,993.49 = 6,274.20 : x
  2. Step 2: Convert to fraction form
    25,995.66/38,993.49 = 6,274.20/x
  3. Step 3: Cross multiply
    25,995.66x = 38,993.49 × 6,274.20
  4. Step 4: Simplify right side
    25,995.66x = 244,652,954.96
  5. Step 5: Solve for x
    x = 244,652,954.96/25,995.66
  6. Step 6: Final answer
    x = 9,411.30

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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.