Home / 51,914.02-71,642.02-30,693.10

Finding the Fourth Proportional to 51,914.02, 71,642.02 and 30,693.10

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Solution

The fourth proportional to 51,914.02, 71,642.02 and 30,693.10 is: 42,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,914.02 : 71,642.02 = 30,693.10 : x
  2. Step 2: Convert to fraction form
    51,914.02/71,642.02 = 30,693.10/x
  3. Step 3: Cross multiply
    51,914.02x = 71,642.02 × 30,693.10
  4. Step 4: Simplify right side
    51,914.02x = 2,198,915,684.06
  5. Step 5: Solve for x
    x = 2,198,915,684.06/51,914.02
  6. Step 6: Final answer
    x = 42,356.88

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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.