Home / 35,399.23-53,131.65-17,881.36

Finding the Fourth Proportional to 35,399.23, 53,131.65 and 17,881.36

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Solution

The fourth proportional to 35,399.23, 53,131.65 and 17,881.36 is: 26,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.23 : 53,131.65 = 17,881.36 : x
  2. Step 2: Convert to fraction form
    35,399.23/53,131.65 = 17,881.36/x
  3. Step 3: Cross multiply
    35,399.23x = 53,131.65 × 17,881.36
  4. Step 4: Simplify right side
    35,399.23x = 950,065,961.16
  5. Step 5: Solve for x
    x = 950,065,961.16/35,399.23
  6. Step 6: Final answer
    x = 26,838.61

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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.