Home / 15,770.40-23,634.56-5,899.68

Finding the Fourth Proportional to 15,770.40, 23,634.56 and 5,899.68

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Solution

The fourth proportional to 15,770.40, 23,634.56 and 5,899.68 is: 8,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.40 : 23,634.56 = 5,899.68 : x
  2. Step 2: Convert to fraction form
    15,770.40/23,634.56 = 5,899.68/x
  3. Step 3: Cross multiply
    15,770.40x = 23,634.56 × 5,899.68
  4. Step 4: Simplify right side
    15,770.40x = 139,436,340.94
  5. Step 5: Solve for x
    x = 139,436,340.94/15,770.40
  6. Step 6: Final answer
    x = 8,841.65

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1.5x scale

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.