Home / 35,851.56-49,404.64-30,187.20

Finding the Fourth Proportional to 35,851.56, 49,404.64 and 30,187.20

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Solution

The fourth proportional to 35,851.56, 49,404.64 and 30,187.20 is: 41,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851.56 : 49,404.64 = 30,187.20 : x
  2. Step 2: Convert to fraction form
    35,851.56/49,404.64 = 30,187.20/x
  3. Step 3: Cross multiply
    35,851.56x = 49,404.64 × 30,187.20
  4. Step 4: Simplify right side
    35,851.56x = 1,491,387,748.61
  5. Step 5: Solve for x
    x = 1,491,387,748.61/35,851.56
  6. Step 6: Final answer
    x = 41,598.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.