Home / 35,581.16-49,102.62-19,665.74

Finding the Fourth Proportional to 35,581.16, 49,102.62 and 19,665.74

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Solution

The fourth proportional to 35,581.16, 49,102.62 and 19,665.74 is: 27,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,581.16 : 49,102.62 = 19,665.74 : x
  2. Step 2: Convert to fraction form
    35,581.16/49,102.62 = 19,665.74/x
  3. Step 3: Cross multiply
    35,581.16x = 49,102.62 × 19,665.74
  4. Step 4: Simplify right side
    35,581.16x = 965,639,358.24
  5. Step 5: Solve for x
    x = 965,639,358.24/35,581.16
  6. Step 6: Final answer
    x = 27,139.06

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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.