Home / 25,586.40-35,308.67-14,255.85

Finding the Fourth Proportional to 25,586.40, 35,308.67 and 14,255.85

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Solution

The fourth proportional to 25,586.40, 35,308.67 and 14,255.85 is: 19,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.40 : 35,308.67 = 14,255.85 : x
  2. Step 2: Convert to fraction form
    25,586.40/35,308.67 = 14,255.85/x
  3. Step 3: Cross multiply
    25,586.40x = 35,308.67 × 14,255.85
  4. Step 4: Simplify right side
    25,586.40x = 503,355,103.22
  5. Step 5: Solve for x
    x = 503,355,103.22/25,586.40
  6. Step 6: Final answer
    x = 19,672.76

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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.