Home / 34,791.76-48,012.36-18,876.16

Finding the Fourth Proportional to 34,791.76, 48,012.36 and 18,876.16

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Solution

The fourth proportional to 34,791.76, 48,012.36 and 18,876.16 is: 26,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,791.76 : 48,012.36 = 18,876.16 : x
  2. Step 2: Convert to fraction form
    34,791.76/48,012.36 = 18,876.16/x
  3. Step 3: Cross multiply
    34,791.76x = 48,012.36 × 18,876.16
  4. Step 4: Simplify right side
    34,791.76x = 906,288,989.34
  5. Step 5: Solve for x
    x = 906,288,989.34/34,791.76
  6. Step 6: Final answer
    x = 26,048.95

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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.