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Finding the Fourth Proportional to 57,453.38, 79,259.74 and 33,569.32

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Solution

The fourth proportional to 57,453.38, 79,259.74 and 33,569.32 is: 46,310.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,453.38 : 79,259.74 = 33,569.32 : x
  2. Step 2: Convert to fraction form
    57,453.38/79,259.74 = 33,569.32/x
  3. Step 3: Cross multiply
    57,453.38x = 79,259.74 × 33,569.32
  4. Step 4: Simplify right side
    57,453.38x = 2,660,695,575.18
  5. Step 5: Solve for x
    x = 2,660,695,575.18/57,453.38
  6. Step 6: Final answer
    x = 46,310.51

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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.