Home / 35,929.27-53,894.32-13,743.78

Finding the Fourth Proportional to 35,929.27, 53,894.32 and 13,743.78

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Solution

The fourth proportional to 35,929.27, 53,894.32 and 13,743.78 is: 20,615.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.27 : 53,894.32 = 13,743.78 : x
  2. Step 2: Convert to fraction form
    35,929.27/53,894.32 = 13,743.78/x
  3. Step 3: Cross multiply
    35,929.27x = 53,894.32 × 13,743.78
  4. Step 4: Simplify right side
    35,929.27x = 740,711,440.87
  5. Step 5: Solve for x
    x = 740,711,440.87/35,929.27
  6. Step 6: Final answer
    x = 20,615.82

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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.