Home / 35,258.50-48,655.11-21,119.14

Finding the Fourth Proportional to 35,258.50, 48,655.11 and 21,119.14

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Solution

The fourth proportional to 35,258.50, 48,655.11 and 21,119.14 is: 29,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,258.50 : 48,655.11 = 21,119.14 : x
  2. Step 2: Convert to fraction form
    35,258.50/48,655.11 = 21,119.14/x
  3. Step 3: Cross multiply
    35,258.50x = 48,655.11 × 21,119.14
  4. Step 4: Simplify right side
    35,258.50x = 1,027,554,079.81
  5. Step 5: Solve for x
    x = 1,027,554,079.81/35,258.50
  6. Step 6: Final answer
    x = 29,143.44

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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.