Home / 36,281.24-54,442.86-15,219.40

Finding the Fourth Proportional to 36,281.24, 54,442.86 and 15,219.40

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Solution

The fourth proportional to 36,281.24, 54,442.86 and 15,219.40 is: 22,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.24 : 54,442.86 = 15,219.40 : x
  2. Step 2: Convert to fraction form
    36,281.24/54,442.86 = 15,219.40/x
  3. Step 3: Cross multiply
    36,281.24x = 54,442.86 × 15,219.40
  4. Step 4: Simplify right side
    36,281.24x = 828,587,663.48
  5. Step 5: Solve for x
    x = 828,587,663.48/36,281.24
  6. Step 6: Final answer
    x = 22,837.91

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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.