Home / 25,911.69-35,757.84-14,581.14

Finding the Fourth Proportional to 25,911.69, 35,757.84 and 14,581.14

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Solution

The fourth proportional to 25,911.69, 35,757.84 and 14,581.14 is: 20,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,911.69 : 35,757.84 = 14,581.14 : x
  2. Step 2: Convert to fraction form
    25,911.69/35,757.84 = 14,581.14/x
  3. Step 3: Cross multiply
    25,911.69x = 35,757.84 × 14,581.14
  4. Step 4: Simplify right side
    25,911.69x = 521,390,071.14
  5. Step 5: Solve for x
    x = 521,390,071.14/25,911.69
  6. Step 6: Final answer
    x = 20,121.81

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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.