Home / 25,157.32-34,717.42-13,828.05

Finding the Fourth Proportional to 25,157.32, 34,717.42 and 13,828.05

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Solution

The fourth proportional to 25,157.32, 34,717.42 and 13,828.05 is: 19,082.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.32 : 34,717.42 = 13,828.05 : x
  2. Step 2: Convert to fraction form
    25,157.32/34,717.42 = 13,828.05/x
  3. Step 3: Cross multiply
    25,157.32x = 34,717.42 × 13,828.05
  4. Step 4: Simplify right side
    25,157.32x = 480,074,219.63
  5. Step 5: Solve for x
    x = 480,074,219.63/25,157.32
  6. Step 6: Final answer
    x = 19,082.88

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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.