Home / 16,806.76-25,213.02-5,117.80

Finding the Fourth Proportional to 16,806.76, 25,213.02 and 5,117.80

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Solution

The fourth proportional to 16,806.76, 25,213.02 and 5,117.80 is: 7,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.76 : 25,213.02 = 5,117.80 : x
  2. Step 2: Convert to fraction form
    16,806.76/25,213.02 = 5,117.80/x
  3. Step 3: Cross multiply
    16,806.76x = 25,213.02 × 5,117.80
  4. Step 4: Simplify right side
    16,806.76x = 129,035,193.76
  5. Step 5: Solve for x
    x = 129,035,193.76/16,806.76
  6. Step 6: Final answer
    x = 7,677.58

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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.