Home / 45,129.72-67,620.60-24,047.40

Finding the Fourth Proportional to 45,129.72, 67,620.60 and 24,047.40

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Solution

The fourth proportional to 45,129.72, 67,620.60 and 24,047.40 is: 36,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,129.72 : 67,620.60 = 24,047.40 : x
  2. Step 2: Convert to fraction form
    45,129.72/67,620.60 = 24,047.40/x
  3. Step 3: Cross multiply
    45,129.72x = 67,620.60 × 24,047.40
  4. Step 4: Simplify right side
    45,129.72x = 1,626,099,616.44
  5. Step 5: Solve for x
    x = 1,626,099,616.44/45,129.72
  6. Step 6: Final answer
    x = 36,031.68

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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.