Home / 19,587.15-27,039.02-11,631.94

Finding the Fourth Proportional to 19,587.15, 27,039.02 and 11,631.94

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Solution

The fourth proportional to 19,587.15, 27,039.02 and 11,631.94 is: 16,057.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.15 : 27,039.02 = 11,631.94 : x
  2. Step 2: Convert to fraction form
    19,587.15/27,039.02 = 11,631.94/x
  3. Step 3: Cross multiply
    19,587.15x = 27,039.02 × 11,631.94
  4. Step 4: Simplify right side
    19,587.15x = 314,516,132.54
  5. Step 5: Solve for x
    x = 314,516,132.54/19,587.15
  6. Step 6: Final answer
    x = 16,057.27

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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.