Home / 19,479.99-29,186.42-15,214.32

Finding the Fourth Proportional to 19,479.99, 29,186.42 and 15,214.32

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Solution

The fourth proportional to 19,479.99, 29,186.42 and 15,214.32 is: 22,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479.99 : 29,186.42 = 15,214.32 : x
  2. Step 2: Convert to fraction form
    19,479.99/29,186.42 = 15,214.32/x
  3. Step 3: Cross multiply
    19,479.99x = 29,186.42 × 15,214.32
  4. Step 4: Simplify right side
    19,479.99x = 444,051,514.52
  5. Step 5: Solve for x
    x = 444,051,514.52/19,479.99
  6. Step 6: Final answer
    x = 22,795.26

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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.