Home / 19,567.11-29,349.05-6,420.27

Finding the Fourth Proportional to 19,567.11, 29,349.05 and 6,420.27

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Solution

The fourth proportional to 19,567.11, 29,349.05 and 6,420.27 is: 9,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.11 : 29,349.05 = 6,420.27 : x
  2. Step 2: Convert to fraction form
    19,567.11/29,349.05 = 6,420.27/x
  3. Step 3: Cross multiply
    19,567.11x = 29,349.05 × 6,420.27
  4. Step 4: Simplify right side
    19,567.11x = 188,428,793.14
  5. Step 5: Solve for x
    x = 188,428,793.14/19,567.11
  6. Step 6: Final answer
    x = 9,629.87

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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.