Home / 16,619.54-24,929.37-4,139.55

Finding the Fourth Proportional to 16,619.54, 24,929.37 and 4,139.55

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Solution

The fourth proportional to 16,619.54, 24,929.37 and 4,139.55 is: 6,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.54 : 24,929.37 = 4,139.55 : x
  2. Step 2: Convert to fraction form
    16,619.54/24,929.37 = 4,139.55/x
  3. Step 3: Cross multiply
    16,619.54x = 24,929.37 × 4,139.55
  4. Step 4: Simplify right side
    16,619.54x = 103,196,373.58
  5. Step 5: Solve for x
    x = 103,196,373.58/16,619.54
  6. Step 6: Final answer
    x = 6,209.34

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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.