Home / 25,319.61-37,975.31-11,276.34

Finding the Fourth Proportional to 25,319.61, 37,975.31 and 11,276.34

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Solution

The fourth proportional to 25,319.61, 37,975.31 and 11,276.34 is: 16,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.61 : 37,975.31 = 11,276.34 : x
  2. Step 2: Convert to fraction form
    25,319.61/37,975.31 = 11,276.34/x
  3. Step 3: Cross multiply
    25,319.61x = 37,975.31 × 11,276.34
  4. Step 4: Simplify right side
    25,319.61x = 428,222,507.17
  5. Step 5: Solve for x
    x = 428,222,507.17/25,319.61
  6. Step 6: Final answer
    x = 16,912.68

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1.5x scale

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.