Home / 19,635.69-29,456.27-6,309.08

Finding the Fourth Proportional to 19,635.69, 29,456.27 and 6,309.08

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Solution

The fourth proportional to 19,635.69, 29,456.27 and 6,309.08 is: 9,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.69 : 29,456.27 = 6,309.08 : x
  2. Step 2: Convert to fraction form
    19,635.69/29,456.27 = 6,309.08/x
  3. Step 3: Cross multiply
    19,635.69x = 29,456.27 × 6,309.08
  4. Step 4: Simplify right side
    19,635.69x = 185,841,963.93
  5. Step 5: Solve for x
    x = 185,841,963.93/19,635.69
  6. Step 6: Final answer
    x = 9,464.50

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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.