Home / 25,299.24-34,912.76-13,968.74

Finding the Fourth Proportional to 25,299.24, 34,912.76 and 13,968.74

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Solution

The fourth proportional to 25,299.24, 34,912.76 and 13,968.74 is: 19,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.24 : 34,912.76 = 13,968.74 : x
  2. Step 2: Convert to fraction form
    25,299.24/34,912.76 = 13,968.74/x
  3. Step 3: Cross multiply
    25,299.24x = 34,912.76 × 13,968.74
  4. Step 4: Simplify right side
    25,299.24x = 487,687,022.71
  5. Step 5: Solve for x
    x = 487,687,022.71/25,299.24
  6. Step 6: Final answer
    x = 19,276.75

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1.5x scale

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.