Home / 25,575.58-38,363.28-11,519.14

Finding the Fourth Proportional to 25,575.58, 38,363.28 and 11,519.14

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Solution

The fourth proportional to 25,575.58, 38,363.28 and 11,519.14 is: 17,278.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.58 : 38,363.28 = 11,519.14 : x
  2. Step 2: Convert to fraction form
    25,575.58/38,363.28 = 11,519.14/x
  3. Step 3: Cross multiply
    25,575.58x = 38,363.28 × 11,519.14
  4. Step 4: Simplify right side
    25,575.58x = 441,911,993.18
  5. Step 5: Solve for x
    x = 441,911,993.18/25,575.58
  6. Step 6: Final answer
    x = 17,278.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.