Home / 62,422.69-86,148.56-38,223.54

Finding the Fourth Proportional to 62,422.69, 86,148.56 and 38,223.54

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Solution

The fourth proportional to 62,422.69, 86,148.56 and 38,223.54 is: 52,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,422.69 : 86,148.56 = 38,223.54 : x
  2. Step 2: Convert to fraction form
    62,422.69/86,148.56 = 38,223.54/x
  3. Step 3: Cross multiply
    62,422.69x = 86,148.56 × 38,223.54
  4. Step 4: Simplify right side
    62,422.69x = 3,292,902,929.10
  5. Step 5: Solve for x
    x = 3,292,902,929.10/62,422.69
  6. Step 6: Final answer
    x = 52,751.70

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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.