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Finding the Fourth Proportional to 35,497.44, 48,988.80 and 22,939.20

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Solution

The fourth proportional to 35,497.44, 48,988.80 and 22,939.20 is: 31,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,497.44 : 48,988.80 = 22,939.20 : x
  2. Step 2: Convert to fraction form
    35,497.44/48,988.80 = 22,939.20/x
  3. Step 3: Cross multiply
    35,497.44x = 48,988.80 × 22,939.20
  4. Step 4: Simplify right side
    35,497.44x = 1,123,763,880.96
  5. Step 5: Solve for x
    x = 1,123,763,880.96/35,497.44
  6. Step 6: Final answer
    x = 31,657.60

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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.