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Finding the Fourth Proportional to 35,879.27, 53,831.07 and 15,886.01

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Solution

The fourth proportional to 35,879.27, 53,831.07 and 15,886.01 is: 23,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.27 : 53,831.07 = 15,886.01 : x
  2. Step 2: Convert to fraction form
    35,879.27/53,831.07 = 15,886.01/x
  3. Step 3: Cross multiply
    35,879.27x = 53,831.07 × 15,886.01
  4. Step 4: Simplify right side
    35,879.27x = 855,160,732.28
  5. Step 5: Solve for x
    x = 855,160,732.28/35,879.27
  6. Step 6: Final answer
    x = 23,834.40

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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.