Home / 35,860.29-53,781.30-25,428.30

Finding the Fourth Proportional to 35,860.29, 53,781.30 and 25,428.30

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Solution

The fourth proportional to 35,860.29, 53,781.30 and 25,428.30 is: 38,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.29 : 53,781.30 = 25,428.30 : x
  2. Step 2: Convert to fraction form
    35,860.29/53,781.30 = 25,428.30/x
  3. Step 3: Cross multiply
    35,860.29x = 53,781.30 × 25,428.30
  4. Step 4: Simplify right side
    35,860.29x = 1,367,567,030.79
  5. Step 5: Solve for x
    x = 1,367,567,030.79/35,860.29
  6. Step 6: Final answer
    x = 38,135.97

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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.