Home / 54,709.68-82,048.32-15,257.28

Finding the Fourth Proportional to 54,709.68, 82,048.32 and 15,257.28

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Solution

The fourth proportional to 54,709.68, 82,048.32 and 15,257.28 is: 22,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,709.68 : 82,048.32 = 15,257.28 : x
  2. Step 2: Convert to fraction form
    54,709.68/82,048.32 = 15,257.28/x
  3. Step 3: Cross multiply
    54,709.68x = 82,048.32 × 15,257.28
  4. Step 4: Simplify right side
    54,709.68x = 1,251,834,191.77
  5. Step 5: Solve for x
    x = 1,251,834,191.77/54,709.68
  6. Step 6: Final answer
    x = 22,881.40

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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.