Home / 35,481.28-53,228.16-14,719.36

Finding the Fourth Proportional to 35,481.28, 53,228.16 and 14,719.36

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Solution

The fourth proportional to 35,481.28, 53,228.16 and 14,719.36 is: 22,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.28 : 53,228.16 = 14,719.36 : x
  2. Step 2: Convert to fraction form
    35,481.28/53,228.16 = 14,719.36/x
  3. Step 3: Cross multiply
    35,481.28x = 53,228.16 × 14,719.36
  4. Step 4: Simplify right side
    35,481.28x = 783,484,449.18
  5. Step 5: Solve for x
    x = 783,484,449.18/35,481.28
  6. Step 6: Final answer
    x = 22,081.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.