Home / 19,407.11-29,109.65-6,259.48

Finding the Fourth Proportional to 19,407.11, 29,109.65 and 6,259.48

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Solution

The fourth proportional to 19,407.11, 29,109.65 and 6,259.48 is: 9,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.11 : 29,109.65 = 6,259.48 : x
  2. Step 2: Convert to fraction form
    19,407.11/29,109.65 = 6,259.48/x
  3. Step 3: Cross multiply
    19,407.11x = 29,109.65 × 6,259.48
  4. Step 4: Simplify right side
    19,407.11x = 182,211,331.65
  5. Step 5: Solve for x
    x = 182,211,331.65/19,407.11
  6. Step 6: Final answer
    x = 9,388.90

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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.