Home / 57,858.17-79,821.45-36,335.25

Finding the Fourth Proportional to 57,858.17, 79,821.45 and 36,335.25

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Solution

The fourth proportional to 57,858.17, 79,821.45 and 36,335.25 is: 50,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,858.17 : 79,821.45 = 36,335.25 : x
  2. Step 2: Convert to fraction form
    57,858.17/79,821.45 = 36,335.25/x
  3. Step 3: Cross multiply
    57,858.17x = 79,821.45 × 36,335.25
  4. Step 4: Simplify right side
    57,858.17x = 2,900,332,341.11
  5. Step 5: Solve for x
    x = 2,900,332,341.11/57,858.17
  6. Step 6: Final answer
    x = 50,128.32

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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.