Home / 35,605.35-53,412.12-15,881.43

Finding the Fourth Proportional to 35,605.35, 53,412.12 and 15,881.43

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Solution

The fourth proportional to 35,605.35, 53,412.12 and 15,881.43 is: 23,823.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,605.35 : 53,412.12 = 15,881.43 : x
  2. Step 2: Convert to fraction form
    35,605.35/53,412.12 = 15,881.43/x
  3. Step 3: Cross multiply
    35,605.35x = 53,412.12 × 15,881.43
  4. Step 4: Simplify right side
    35,605.35x = 848,260,844.93
  5. Step 5: Solve for x
    x = 848,260,844.93/35,605.35
  6. Step 6: Final answer
    x = 23,823.97

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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.