Home / 35,712.60-49,274.16-22,290.36

Finding the Fourth Proportional to 35,712.60, 49,274.16 and 22,290.36

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Solution

The fourth proportional to 35,712.60, 49,274.16 and 22,290.36 is: 30,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.60 : 49,274.16 = 22,290.36 : x
  2. Step 2: Convert to fraction form
    35,712.60/49,274.16 = 22,290.36/x
  3. Step 3: Cross multiply
    35,712.60x = 49,274.16 × 22,290.36
  4. Step 4: Simplify right side
    35,712.60x = 1,098,338,765.10
  5. Step 5: Solve for x
    x = 1,098,338,765.10/35,712.60
  6. Step 6: Final answer
    x = 30,754.94

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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.