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Finding the Fourth Proportional to 40,883.67, 61,290.98 and 15,941.14

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Solution

The fourth proportional to 40,883.67, 61,290.98 and 15,941.14 is: 23,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883.67 : 61,290.98 = 15,941.14 : x
  2. Step 2: Convert to fraction form
    40,883.67/61,290.98 = 15,941.14/x
  3. Step 3: Cross multiply
    40,883.67x = 61,290.98 × 15,941.14
  4. Step 4: Simplify right side
    40,883.67x = 977,047,919.76
  5. Step 5: Solve for x
    x = 977,047,919.76/40,883.67
  6. Step 6: Final answer
    x = 23,898.24

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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.