Home / 57,508.13-79,349.27-33,630.18

Finding the Fourth Proportional to 57,508.13, 79,349.27 and 33,630.18

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Solution

The fourth proportional to 57,508.13, 79,349.27 and 33,630.18 is: 46,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,508.13 : 79,349.27 = 33,630.18 : x
  2. Step 2: Convert to fraction form
    57,508.13/79,349.27 = 33,630.18/x
  3. Step 3: Cross multiply
    57,508.13x = 79,349.27 × 33,630.18
  4. Step 4: Simplify right side
    57,508.13x = 2,668,530,064.82
  5. Step 5: Solve for x
    x = 2,668,530,064.82/57,508.13
  6. Step 6: Final answer
    x = 46,402.66

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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.