Home / 61,343.72-92,015.61-19,227.08

Finding the Fourth Proportional to 61,343.72, 92,015.61 and 19,227.08

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Solution

The fourth proportional to 61,343.72, 92,015.61 and 19,227.08 is: 28,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,343.72 : 92,015.61 = 19,227.08 : x
  2. Step 2: Convert to fraction form
    61,343.72/92,015.61 = 19,227.08/x
  3. Step 3: Cross multiply
    61,343.72x = 92,015.61 × 19,227.08
  4. Step 4: Simplify right side
    61,343.72x = 1,769,191,652.66
  5. Step 5: Solve for x
    x = 1,769,191,652.66/61,343.72
  6. Step 6: Final answer
    x = 28,840.63

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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.