Home / 35,871.21-49,481.66-22,419.11

Finding the Fourth Proportional to 35,871.21, 49,481.66 and 22,419.11

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Solution

The fourth proportional to 35,871.21, 49,481.66 and 22,419.11 is: 30,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,871.21 : 49,481.66 = 22,419.11 : x
  2. Step 2: Convert to fraction form
    35,871.21/49,481.66 = 22,419.11/x
  3. Step 3: Cross multiply
    35,871.21x = 49,481.66 × 22,419.11
  4. Step 4: Simplify right side
    35,871.21x = 1,109,334,484.25
  5. Step 5: Solve for x
    x = 1,109,334,484.25/35,871.21
  6. Step 6: Final answer
    x = 30,925.49

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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.