Home / 16,147.77-24,220.99-5,620.20

Finding the Fourth Proportional to 16,147.77, 24,220.99 and 5,620.20

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Solution

The fourth proportional to 16,147.77, 24,220.99 and 5,620.20 is: 8,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.77 : 24,220.99 = 5,620.20 : x
  2. Step 2: Convert to fraction form
    16,147.77/24,220.99 = 5,620.20/x
  3. Step 3: Cross multiply
    16,147.77x = 24,220.99 × 5,620.20
  4. Step 4: Simplify right side
    16,147.77x = 136,126,808.00
  5. Step 5: Solve for x
    x = 136,126,808.00/16,147.77
  6. Step 6: Final answer
    x = 8,430.07

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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.