Home / 19,251.06-26,566.26-11,291.76

Finding the Fourth Proportional to 19,251.06, 26,566.26 and 11,291.76

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Solution

The fourth proportional to 19,251.06, 26,566.26 and 11,291.76 is: 15,582.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.06 : 26,566.26 = 11,291.76 : x
  2. Step 2: Convert to fraction form
    19,251.06/26,566.26 = 11,291.76/x
  3. Step 3: Cross multiply
    19,251.06x = 26,566.26 × 11,291.76
  4. Step 4: Simplify right side
    19,251.06x = 299,979,832.02
  5. Step 5: Solve for x
    x = 299,979,832.02/19,251.06
  6. Step 6: Final answer
    x = 15,582.51

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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.