Home / 24,375.80-33,621.36-15,862.25

Finding the Fourth Proportional to 24,375.80, 33,621.36 and 15,862.25

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Solution

The fourth proportional to 24,375.80, 33,621.36 and 15,862.25 is: 21,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,375.80 : 33,621.36 = 15,862.25 : x
  2. Step 2: Convert to fraction form
    24,375.80/33,621.36 = 15,862.25/x
  3. Step 3: Cross multiply
    24,375.80x = 33,621.36 × 15,862.25
  4. Step 4: Simplify right side
    24,375.80x = 533,310,417.66
  5. Step 5: Solve for x
    x = 533,310,417.66/24,375.80
  6. Step 6: Final answer
    x = 21,878.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.