Home / 35,502.76-53,255.49-11,812.42

Finding the Fourth Proportional to 35,502.76, 53,255.49 and 11,812.42

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Solution

The fourth proportional to 35,502.76, 53,255.49 and 11,812.42 is: 17,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.76 : 53,255.49 = 11,812.42 : x
  2. Step 2: Convert to fraction form
    35,502.76/53,255.49 = 11,812.42/x
  3. Step 3: Cross multiply
    35,502.76x = 53,255.49 × 11,812.42
  4. Step 4: Simplify right side
    35,502.76x = 629,076,215.19
  5. Step 5: Solve for x
    x = 629,076,215.19/35,502.76
  6. Step 6: Final answer
    x = 17,719.08

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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.