Home / 35,931.60-53,874.05-17,211.15

Finding the Fourth Proportional to 35,931.60, 53,874.05 and 17,211.15

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Solution

The fourth proportional to 35,931.60, 53,874.05 and 17,211.15 is: 25,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.60 : 53,874.05 = 17,211.15 : x
  2. Step 2: Convert to fraction form
    35,931.60/53,874.05 = 17,211.15/x
  3. Step 3: Cross multiply
    35,931.60x = 53,874.05 × 17,211.15
  4. Step 4: Simplify right side
    35,931.60x = 927,234,269.60
  5. Step 5: Solve for x
    x = 927,234,269.60/35,931.60
  6. Step 6: Final answer
    x = 25,805.54

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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.