Home / 35,625.26-53,479.29-20,844.78

Finding the Fourth Proportional to 35,625.26, 53,479.29 and 20,844.78

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Solution

The fourth proportional to 35,625.26, 53,479.29 and 20,844.78 is: 31,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,625.26 : 53,479.29 = 20,844.78 : x
  2. Step 2: Convert to fraction form
    35,625.26/53,479.29 = 20,844.78/x
  3. Step 3: Cross multiply
    35,625.26x = 53,479.29 × 20,844.78
  4. Step 4: Simplify right side
    35,625.26x = 1,114,764,034.61
  5. Step 5: Solve for x
    x = 1,114,764,034.61/35,625.26
  6. Step 6: Final answer
    x = 31,291.40

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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.