Home / 47,728.03-65,897.63-29,831.08

Finding the Fourth Proportional to 47,728.03, 65,897.63 and 29,831.08

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Solution

The fourth proportional to 47,728.03, 65,897.63 and 29,831.08 is: 41,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.03 : 65,897.63 = 29,831.08 : x
  2. Step 2: Convert to fraction form
    47,728.03/65,897.63 = 29,831.08/x
  3. Step 3: Cross multiply
    47,728.03x = 65,897.63 × 29,831.08
  4. Step 4: Simplify right side
    47,728.03x = 1,965,797,472.34
  5. Step 5: Solve for x
    x = 1,965,797,472.34/47,728.03
  6. Step 6: Final answer
    x = 41,187.48

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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.