Home / 19,967.48-29,959.92-10,722.68

Finding the Fourth Proportional to 19,967.48, 29,959.92 and 10,722.68

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Solution

The fourth proportional to 19,967.48, 29,959.92 and 10,722.68 is: 16,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.48 : 29,959.92 = 10,722.68 : x
  2. Step 2: Convert to fraction form
    19,967.48/29,959.92 = 10,722.68/x
  3. Step 3: Cross multiply
    19,967.48x = 29,959.92 × 10,722.68
  4. Step 4: Simplify right side
    19,967.48x = 321,250,634.99
  5. Step 5: Solve for x
    x = 321,250,634.99/19,967.48
  6. Step 6: Final answer
    x = 16,088.69

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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.