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Finding the Fourth Proportional to 61,997.26, 92,995.92 and 20,444.26

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Solution

The fourth proportional to 61,997.26, 92,995.92 and 20,444.26 is: 30,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,997.26 : 92,995.92 = 20,444.26 : x
  2. Step 2: Convert to fraction form
    61,997.26/92,995.92 = 20,444.26/x
  3. Step 3: Cross multiply
    61,997.26x = 92,995.92 × 20,444.26
  4. Step 4: Simplify right side
    61,997.26x = 1,901,232,767.42
  5. Step 5: Solve for x
    x = 1,901,232,767.42/61,997.26
  6. Step 6: Final answer
    x = 30,666.40

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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.