Home / 25,172.28-34,738.62-13,842.24

Finding the Fourth Proportional to 25,172.28, 34,738.62 and 13,842.24

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Solution

The fourth proportional to 25,172.28, 34,738.62 and 13,842.24 is: 19,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172.28 : 34,738.62 = 13,842.24 : x
  2. Step 2: Convert to fraction form
    25,172.28/34,738.62 = 13,842.24/x
  3. Step 3: Cross multiply
    25,172.28x = 34,738.62 × 13,842.24
  4. Step 4: Simplify right side
    25,172.28x = 480,860,315.31
  5. Step 5: Solve for x
    x = 480,860,315.31/25,172.28
  6. Step 6: Final answer
    x = 19,102.77

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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.