Home / 19,498.32-29,216.76-11,697.36

Finding the Fourth Proportional to 19,498.32, 29,216.76 and 11,697.36

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Solution

The fourth proportional to 19,498.32, 29,216.76 and 11,697.36 is: 17,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.32 : 29,216.76 = 11,697.36 : x
  2. Step 2: Convert to fraction form
    19,498.32/29,216.76 = 11,697.36/x
  3. Step 3: Cross multiply
    19,498.32x = 29,216.76 × 11,697.36
  4. Step 4: Simplify right side
    19,498.32x = 341,758,959.75
  5. Step 5: Solve for x
    x = 341,758,959.75/19,498.32
  6. Step 6: Final answer
    x = 17,527.61

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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.