Home / 19,098.24-26,353.28-11,139.52

Finding the Fourth Proportional to 19,098.24, 26,353.28 and 11,139.52

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Solution

The fourth proportional to 19,098.24, 26,353.28 and 11,139.52 is: 15,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.24 : 26,353.28 = 11,139.52 : x
  2. Step 2: Convert to fraction form
    19,098.24/26,353.28 = 11,139.52/x
  3. Step 3: Cross multiply
    19,098.24x = 26,353.28 × 11,139.52
  4. Step 4: Simplify right side
    19,098.24x = 293,562,889.63
  5. Step 5: Solve for x
    x = 293,562,889.63/19,098.24
  6. Step 6: Final answer
    x = 15,371.20

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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.