Home / 26,300.80-39,451.20-16,459.30

Finding the Fourth Proportional to 26,300.80, 39,451.20 and 16,459.30

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Solution

The fourth proportional to 26,300.80, 39,451.20 and 16,459.30 is: 24,688.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.80 : 39,451.20 = 16,459.30 : x
  2. Step 2: Convert to fraction form
    26,300.80/39,451.20 = 16,459.30/x
  3. Step 3: Cross multiply
    26,300.80x = 39,451.20 × 16,459.30
  4. Step 4: Simplify right side
    26,300.80x = 649,339,136.16
  5. Step 5: Solve for x
    x = 649,339,136.16/26,300.80
  6. Step 6: Final answer
    x = 24,688.95

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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.