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Finding the Fourth Proportional to 57,552.75, 79,422.80 and 33,670.71

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Solution

The fourth proportional to 57,552.75, 79,422.80 and 33,670.71 is: 46,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,552.75 : 79,422.80 = 33,670.71 : x
  2. Step 2: Convert to fraction form
    57,552.75/79,422.80 = 33,670.71/x
  3. Step 3: Cross multiply
    57,552.75x = 79,422.80 × 33,670.71
  4. Step 4: Simplify right side
    57,552.75x = 2,674,221,897.83
  5. Step 5: Solve for x
    x = 2,674,221,897.83/57,552.75
  6. Step 6: Final answer
    x = 46,465.58

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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.