Home / 35,881.26-53,819.70-13,387.56

Finding the Fourth Proportional to 35,881.26, 53,819.70 and 13,387.56

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Solution

The fourth proportional to 35,881.26, 53,819.70 and 13,387.56 is: 20,080.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881.26 : 53,819.70 = 13,387.56 : x
  2. Step 2: Convert to fraction form
    35,881.26/53,819.70 = 13,387.56/x
  3. Step 3: Cross multiply
    35,881.26x = 53,819.70 × 13,387.56
  4. Step 4: Simplify right side
    35,881.26x = 720,514,462.93
  5. Step 5: Solve for x
    x = 720,514,462.93/35,881.26
  6. Step 6: Final answer
    x = 20,080.52

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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.