Home / 36,281.82-54,443.75-15,220

Finding the Fourth Proportional to 36,281.82, 54,443.75 and 15,220

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Solution

The fourth proportional to 36,281.82, 54,443.75 and 15,220 is: 22,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.82 : 54,443.75 = 15,220 : x
  2. Step 2: Convert to fraction form
    36,281.82/54,443.75 = 15,220/x
  3. Step 3: Cross multiply
    36,281.82x = 54,443.75 × 15,220
  4. Step 4: Simplify right side
    36,281.82x = 828,633,875
  5. Step 5: Solve for x
    x = 828,633,875/36,281.82
  6. Step 6: Final answer
    x = 22,838.82

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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.