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Finding the Fourth Proportional to 25,899, 38,847.59 and 8,368.38

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Solution

The fourth proportional to 25,899, 38,847.59 and 8,368.38 is: 12,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899 : 38,847.59 = 8,368.38 : x
  2. Step 2: Convert to fraction form
    25,899/38,847.59 = 8,368.38/x
  3. Step 3: Cross multiply
    25,899x = 38,847.59 × 8,368.38
  4. Step 4: Simplify right side
    25,899x = 325,091,395.20
  5. Step 5: Solve for x
    x = 325,091,395.20/25,899
  6. Step 6: Final answer
    x = 12,552.28

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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.