Home / 16,619.77-24,929.76-4,139.83

Finding the Fourth Proportional to 16,619.77, 24,929.76 and 4,139.83

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Solution

The fourth proportional to 16,619.77, 24,929.76 and 4,139.83 is: 6,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.77 : 24,929.76 = 4,139.83 : x
  2. Step 2: Convert to fraction form
    16,619.77/24,929.76 = 4,139.83/x
  3. Step 3: Cross multiply
    16,619.77x = 24,929.76 × 4,139.83
  4. Step 4: Simplify right side
    16,619.77x = 103,204,968.34
  5. Step 5: Solve for x
    x = 103,204,968.34/16,619.77
  6. Step 6: Final answer
    x = 6,209.77

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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.