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Finding the Fourth Proportional to 31,995.41, 48,026.93 and 17,967.42

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Solution

The fourth proportional to 31,995.41, 48,026.93 and 17,967.42 is: 26,970.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,995.41 : 48,026.93 = 17,967.42 : x
  2. Step 2: Convert to fraction form
    31,995.41/48,026.93 = 17,967.42/x
  3. Step 3: Cross multiply
    31,995.41x = 48,026.93 × 17,967.42
  4. Step 4: Simplify right side
    31,995.41x = 862,919,932.78
  5. Step 5: Solve for x
    x = 862,919,932.78/31,995.41
  6. Step 6: Final answer
    x = 26,970.12

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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.