Home / 55,138.82-82,672.67-23,569.47

Finding the Fourth Proportional to 55,138.82, 82,672.67 and 23,569.47

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Solution

The fourth proportional to 55,138.82, 82,672.67 and 23,569.47 is: 35,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,138.82 : 82,672.67 = 23,569.47 : x
  2. Step 2: Convert to fraction form
    55,138.82/82,672.67 = 23,569.47/x
  3. Step 3: Cross multiply
    55,138.82x = 82,672.67 × 23,569.47
  4. Step 4: Simplify right side
    55,138.82x = 1,948,550,897.54
  5. Step 5: Solve for x
    x = 1,948,550,897.54/55,138.82
  6. Step 6: Final answer
    x = 35,339.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.