Home / 25,007.20-34,514.32-19,029.28

Finding the Fourth Proportional to 25,007.20, 34,514.32 and 19,029.28

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Solution

The fourth proportional to 25,007.20, 34,514.32 and 19,029.28 is: 26,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,007.20 : 34,514.32 = 19,029.28 : x
  2. Step 2: Convert to fraction form
    25,007.20/34,514.32 = 19,029.28/x
  3. Step 3: Cross multiply
    25,007.20x = 34,514.32 × 19,029.28
  4. Step 4: Simplify right side
    25,007.20x = 656,782,659.29
  5. Step 5: Solve for x
    x = 656,782,659.29/25,007.20
  6. Step 6: Final answer
    x = 26,263.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.