Home / 38,214.16-52,716.36-28,795.60

Finding the Fourth Proportional to 38,214.16, 52,716.36 and 28,795.60

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Solution

The fourth proportional to 38,214.16, 52,716.36 and 28,795.60 is: 39,723.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,214.16 : 52,716.36 = 28,795.60 : x
  2. Step 2: Convert to fraction form
    38,214.16/52,716.36 = 28,795.60/x
  3. Step 3: Cross multiply
    38,214.16x = 52,716.36 × 28,795.60
  4. Step 4: Simplify right side
    38,214.16x = 1,517,999,216.02
  5. Step 5: Solve for x
    x = 1,517,999,216.02/38,214.16
  6. Step 6: Final answer
    x = 39,723.47

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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.