Home / 45,280.52-67,898.69-13,684.48

Finding the Fourth Proportional to 45,280.52, 67,898.69 and 13,684.48

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Solution

The fourth proportional to 45,280.52, 67,898.69 and 13,684.48 is: 20,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,280.52 : 67,898.69 = 13,684.48 : x
  2. Step 2: Convert to fraction form
    45,280.52/67,898.69 = 13,684.48/x
  3. Step 3: Cross multiply
    45,280.52x = 67,898.69 × 13,684.48
  4. Step 4: Simplify right side
    45,280.52x = 929,158,078.48
  5. Step 5: Solve for x
    x = 929,158,078.48/45,280.52
  6. Step 6: Final answer
    x = 20,520.04

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1.5x scale

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.