Home / 16,221.30-24,315.15-8,810.10

Finding the Fourth Proportional to 16,221.30, 24,315.15 and 8,810.10

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Solution

The fourth proportional to 16,221.30, 24,315.15 and 8,810.10 is: 13,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,221.30 : 24,315.15 = 8,810.10 : x
  2. Step 2: Convert to fraction form
    16,221.30/24,315.15 = 8,810.10/x
  3. Step 3: Cross multiply
    16,221.30x = 24,315.15 × 8,810.10
  4. Step 4: Simplify right side
    16,221.30x = 214,218,903.02
  5. Step 5: Solve for x
    x = 214,218,903.02/16,221.30
  6. Step 6: Final answer
    x = 13,206.03

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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.