Home / 15,435.30-23,152.95-3,748.52

Finding the Fourth Proportional to 15,435.30, 23,152.95 and 3,748.52

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Solution

The fourth proportional to 15,435.30, 23,152.95 and 3,748.52 is: 5,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.30 : 23,152.95 = 3,748.52 : x
  2. Step 2: Convert to fraction form
    15,435.30/23,152.95 = 3,748.52/x
  3. Step 3: Cross multiply
    15,435.30x = 23,152.95 × 3,748.52
  4. Step 4: Simplify right side
    15,435.30x = 86,789,296.13
  5. Step 5: Solve for x
    x = 86,789,296.13/15,435.30
  6. Step 6: Final answer
    x = 5,622.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.