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Finding the Fourth Proportional to 29,186.50, 40,278.88 and 17,852.44

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Solution

The fourth proportional to 29,186.50, 40,278.88 and 17,852.44 is: 24,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,186.50 : 40,278.88 = 17,852.44 : x
  2. Step 2: Convert to fraction form
    29,186.50/40,278.88 = 17,852.44/x
  3. Step 3: Cross multiply
    29,186.50x = 40,278.88 × 17,852.44
  4. Step 4: Simplify right side
    29,186.50x = 719,076,288.47
  5. Step 5: Solve for x
    x = 719,076,288.47/29,186.50
  6. Step 6: Final answer
    x = 24,637.29

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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.