Home / 40,869.90-61,353.45-23,114.70

Finding the Fourth Proportional to 40,869.90, 61,353.45 and 23,114.70

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Solution

The fourth proportional to 40,869.90, 61,353.45 and 23,114.70 is: 34,699.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,869.90 : 61,353.45 = 23,114.70 : x
  2. Step 2: Convert to fraction form
    40,869.90/61,353.45 = 23,114.70/x
  3. Step 3: Cross multiply
    40,869.90x = 61,353.45 × 23,114.70
  4. Step 4: Simplify right side
    40,869.90x = 1,418,166,590.72
  5. Step 5: Solve for x
    x = 1,418,166,590.72/40,869.90
  6. Step 6: Final answer
    x = 34,699.54

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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.