Home / 35,174.68-52,749.56-12,982.10

Finding the Fourth Proportional to 35,174.68, 52,749.56 and 12,982.10

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Solution

The fourth proportional to 35,174.68, 52,749.56 and 12,982.10 is: 19,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.68 : 52,749.56 = 12,982.10 : x
  2. Step 2: Convert to fraction form
    35,174.68/52,749.56 = 12,982.10/x
  3. Step 3: Cross multiply
    35,174.68x = 52,749.56 × 12,982.10
  4. Step 4: Simplify right side
    35,174.68x = 684,799,831.58
  5. Step 5: Solve for x
    x = 684,799,831.58/35,174.68
  6. Step 6: Final answer
    x = 19,468.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.