Home / 19,494.47-29,231.69-6,345.14

Finding the Fourth Proportional to 19,494.47, 29,231.69 and 6,345.14

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Solution

The fourth proportional to 19,494.47, 29,231.69 and 6,345.14 is: 9,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.47 : 29,231.69 = 6,345.14 : x
  2. Step 2: Convert to fraction form
    19,494.47/29,231.69 = 6,345.14/x
  3. Step 3: Cross multiply
    19,494.47x = 29,231.69 × 6,345.14
  4. Step 4: Simplify right side
    19,494.47x = 185,478,987.60
  5. Step 5: Solve for x
    x = 185,478,987.60/19,494.47
  6. Step 6: Final answer
    x = 9,514.44

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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.