Home / 38,424.36-52,965.02-28,850.43

Finding the Fourth Proportional to 38,424.36, 52,965.02 and 28,850.43

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Solution

The fourth proportional to 38,424.36, 52,965.02 and 28,850.43 is: 39,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,424.36 : 52,965.02 = 28,850.43 : x
  2. Step 2: Convert to fraction form
    38,424.36/52,965.02 = 28,850.43/x
  3. Step 3: Cross multiply
    38,424.36x = 52,965.02 × 28,850.43
  4. Step 4: Simplify right side
    38,424.36x = 1,528,063,601.96
  5. Step 5: Solve for x
    x = 1,528,063,601.96/38,424.36
  6. Step 6: Final answer
    x = 39,768.10

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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.