Home / 53,697.68-74,069.66-34,571.15

Finding the Fourth Proportional to 53,697.68, 74,069.66 and 34,571.15

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Solution

The fourth proportional to 53,697.68, 74,069.66 and 34,571.15 is: 47,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,697.68 : 74,069.66 = 34,571.15 : x
  2. Step 2: Convert to fraction form
    53,697.68/74,069.66 = 34,571.15/x
  3. Step 3: Cross multiply
    53,697.68x = 74,069.66 × 34,571.15
  4. Step 4: Simplify right side
    53,697.68x = 2,560,672,783.10
  5. Step 5: Solve for x
    x = 2,560,672,783.10/53,697.68
  6. Step 6: Final answer
    x = 47,686.85

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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.