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Finding the Fourth Proportional to 29,199.88, 40,210.94 and 25,369.74

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Solution

The fourth proportional to 29,199.88, 40,210.94 and 25,369.74 is: 34,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,199.88 : 40,210.94 = 25,369.74 : x
  2. Step 2: Convert to fraction form
    29,199.88/40,210.94 = 25,369.74/x
  3. Step 3: Cross multiply
    29,199.88x = 40,210.94 × 25,369.74
  4. Step 4: Simplify right side
    29,199.88x = 1,020,141,092.96
  5. Step 5: Solve for x
    x = 1,020,141,092.96/29,199.88
  6. Step 6: Final answer
    x = 34,936.48

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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.