Home / 19,913.69-29,873.28-6,762.53

Finding the Fourth Proportional to 19,913.69, 29,873.28 and 6,762.53

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Solution

The fourth proportional to 19,913.69, 29,873.28 and 6,762.53 is: 10,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.69 : 29,873.28 = 6,762.53 : x
  2. Step 2: Convert to fraction form
    19,913.69/29,873.28 = 6,762.53/x
  3. Step 3: Cross multiply
    19,913.69x = 29,873.28 × 6,762.53
  4. Step 4: Simplify right side
    19,913.69x = 202,018,952.20
  5. Step 5: Solve for x
    x = 202,018,952.20/19,913.69
  6. Step 6: Final answer
    x = 10,144.73

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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.