Home / 35,409.32-53,076.78-17,842.30

Finding the Fourth Proportional to 35,409.32, 53,076.78 and 17,842.30

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Solution

The fourth proportional to 35,409.32, 53,076.78 and 17,842.30 is: 26,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.32 : 53,076.78 = 17,842.30 : x
  2. Step 2: Convert to fraction form
    35,409.32/53,076.78 = 17,842.30/x
  3. Step 3: Cross multiply
    35,409.32x = 53,076.78 × 17,842.30
  4. Step 4: Simplify right side
    35,409.32x = 947,011,831.79
  5. Step 5: Solve for x
    x = 947,011,831.79/35,409.32
  6. Step 6: Final answer
    x = 26,744.71

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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.