Home / 57,708.36-79,546.56-42,552.48

Finding the Fourth Proportional to 57,708.36, 79,546.56 and 42,552.48

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Solution

The fourth proportional to 57,708.36, 79,546.56 and 42,552.48 is: 58,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.36 : 79,546.56 = 42,552.48 : x
  2. Step 2: Convert to fraction form
    57,708.36/79,546.56 = 42,552.48/x
  3. Step 3: Cross multiply
    57,708.36x = 79,546.56 × 42,552.48
  4. Step 4: Simplify right side
    57,708.36x = 3,384,903,403.47
  5. Step 5: Solve for x
    x = 3,384,903,403.47/57,708.36
  6. Step 6: Final answer
    x = 58,655.34

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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.