Home / 16,749.70-25,124.55-14,125.30

Finding the Fourth Proportional to 16,749.70, 25,124.55 and 14,125.30

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Solution

The fourth proportional to 16,749.70, 25,124.55 and 14,125.30 is: 21,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.70 : 25,124.55 = 14,125.30 : x
  2. Step 2: Convert to fraction form
    16,749.70/25,124.55 = 14,125.30/x
  3. Step 3: Cross multiply
    16,749.70x = 25,124.55 × 14,125.30
  4. Step 4: Simplify right side
    16,749.70x = 354,891,806.12
  5. Step 5: Solve for x
    x = 354,891,806.12/16,749.70
  6. Step 6: Final answer
    x = 21,187.95

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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.