Home / 15,140.35-22,710.61-4,610.47

Finding the Fourth Proportional to 15,140.35, 22,710.61 and 4,610.47

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Solution

The fourth proportional to 15,140.35, 22,710.61 and 4,610.47 is: 6,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.35 : 22,710.61 = 4,610.47 : x
  2. Step 2: Convert to fraction form
    15,140.35/22,710.61 = 4,610.47/x
  3. Step 3: Cross multiply
    15,140.35x = 22,710.61 × 4,610.47
  4. Step 4: Simplify right side
    15,140.35x = 104,706,586.09
  5. Step 5: Solve for x
    x = 104,706,586.09/15,140.35
  6. Step 6: Final answer
    x = 6,915.73

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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.