Home / 25,299.01-34,912.24-13,968.91

Finding the Fourth Proportional to 25,299.01, 34,912.24 and 13,968.91

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Solution

The fourth proportional to 25,299.01, 34,912.24 and 13,968.91 is: 19,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.01 : 34,912.24 = 13,968.91 : x
  2. Step 2: Convert to fraction form
    25,299.01/34,912.24 = 13,968.91/x
  3. Step 3: Cross multiply
    25,299.01x = 34,912.24 × 13,968.91
  4. Step 4: Simplify right side
    25,299.01x = 487,685,938.46
  5. Step 5: Solve for x
    x = 487,685,938.46/25,299.01
  6. Step 6: Final answer
    x = 19,276.88

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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.