Home / 19,122.24-26,389.28-11,569.96

Finding the Fourth Proportional to 19,122.24, 26,389.28 and 11,569.96

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Solution

The fourth proportional to 19,122.24, 26,389.28 and 11,569.96 is: 15,966.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.24 : 26,389.28 = 11,569.96 : x
  2. Step 2: Convert to fraction form
    19,122.24/26,389.28 = 11,569.96/x
  3. Step 3: Cross multiply
    19,122.24x = 26,389.28 × 11,569.96
  4. Step 4: Simplify right side
    19,122.24x = 305,322,724.23
  5. Step 5: Solve for x
    x = 305,322,724.23/19,122.24
  6. Step 6: Final answer
    x = 15,966.89

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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.