Home / 19,293.04-28,940.17-6,642.66

Finding the Fourth Proportional to 19,293.04, 28,940.17 and 6,642.66

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Solution

The fourth proportional to 19,293.04, 28,940.17 and 6,642.66 is: 9,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.04 : 28,940.17 = 6,642.66 : x
  2. Step 2: Convert to fraction form
    19,293.04/28,940.17 = 6,642.66/x
  3. Step 3: Cross multiply
    19,293.04x = 28,940.17 × 6,642.66
  4. Step 4: Simplify right side
    19,293.04x = 192,239,676.44
  5. Step 5: Solve for x
    x = 192,239,676.44/19,293.04
  6. Step 6: Final answer
    x = 9,964.20

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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.