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Finding the Fourth Proportional to 35,306.60, 52,959.90 and 17,810.60

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Solution

The fourth proportional to 35,306.60, 52,959.90 and 17,810.60 is: 26,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,306.60 : 52,959.90 = 17,810.60 : x
  2. Step 2: Convert to fraction form
    35,306.60/52,959.90 = 17,810.60/x
  3. Step 3: Cross multiply
    35,306.60x = 52,959.90 × 17,810.60
  4. Step 4: Simplify right side
    35,306.60x = 943,247,594.94
  5. Step 5: Solve for x
    x = 943,247,594.94/35,306.60
  6. Step 6: Final answer
    x = 26,715.90

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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.