Home / 56,258.22-77,556.24-38,330.28

Finding the Fourth Proportional to 56,258.22, 77,556.24 and 38,330.28

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Solution

The fourth proportional to 56,258.22, 77,556.24 and 38,330.28 is: 52,841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,258.22 : 77,556.24 = 38,330.28 : x
  2. Step 2: Convert to fraction form
    56,258.22/77,556.24 = 38,330.28/x
  3. Step 3: Cross multiply
    56,258.22x = 77,556.24 × 38,330.28
  4. Step 4: Simplify right side
    56,258.22x = 2,972,752,394.95
  5. Step 5: Solve for x
    x = 2,972,752,394.95/56,258.22
  6. Step 6: Final answer
    x = 52,841.21

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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.