Home / 15,862.47-23,791.78-4,176.60

Finding the Fourth Proportional to 15,862.47, 23,791.78 and 4,176.60

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Solution

The fourth proportional to 15,862.47, 23,791.78 and 4,176.60 is: 6,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,862.47 : 23,791.78 = 4,176.60 : x
  2. Step 2: Convert to fraction form
    15,862.47/23,791.78 = 4,176.60/x
  3. Step 3: Cross multiply
    15,862.47x = 23,791.78 × 4,176.60
  4. Step 4: Simplify right side
    15,862.47x = 99,368,748.35
  5. Step 5: Solve for x
    x = 99,368,748.35/15,862.47
  6. Step 6: Final answer
    x = 6,264.39

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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.