Home / 61,073.30-91,576.74-18,941.96

Finding the Fourth Proportional to 61,073.30, 91,576.74 and 18,941.96

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Solution

The fourth proportional to 61,073.30, 91,576.74 and 18,941.96 is: 28,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,073.30 : 91,576.74 = 18,941.96 : x
  2. Step 2: Convert to fraction form
    61,073.30/91,576.74 = 18,941.96/x
  3. Step 3: Cross multiply
    61,073.30x = 91,576.74 × 18,941.96
  4. Step 4: Simplify right side
    61,073.30x = 1,734,642,946.01
  5. Step 5: Solve for x
    x = 1,734,642,946.01/61,073.30
  6. Step 6: Final answer
    x = 28,402.64

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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.