Home / 25,691.67-35,453.97-14,360.85

Finding the Fourth Proportional to 25,691.67, 35,453.97 and 14,360.85

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Solution

The fourth proportional to 25,691.67, 35,453.97 and 14,360.85 is: 19,817.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.67 : 35,453.97 = 14,360.85 : x
  2. Step 2: Convert to fraction form
    25,691.67/35,453.97 = 14,360.85/x
  3. Step 3: Cross multiply
    25,691.67x = 35,453.97 × 14,360.85
  4. Step 4: Simplify right side
    25,691.67x = 509,149,145.07
  5. Step 5: Solve for x
    x = 509,149,145.07/25,691.67
  6. Step 6: Final answer
    x = 19,817.67

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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.