Home / 35,625.20-53,148.10-30,398

Finding the Fourth Proportional to 35,625.20, 53,148.10 and 30,398

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Solution

The fourth proportional to 35,625.20, 53,148.10 and 30,398 is: 45,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,625.20 : 53,148.10 = 30,398 : x
  2. Step 2: Convert to fraction form
    35,625.20/53,148.10 = 30,398/x
  3. Step 3: Cross multiply
    35,625.20x = 53,148.10 × 30,398
  4. Step 4: Simplify right side
    35,625.20x = 1,615,595,943.80
  5. Step 5: Solve for x
    x = 1,615,595,943.80/35,625.20
  6. Step 6: Final answer
    x = 45,349.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.