Home / 13,658.52-20,497.50-10,541.64

Finding the Fourth Proportional to 13,658.52, 20,497.50 and 10,541.64

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Solution

The fourth proportional to 13,658.52, 20,497.50 and 10,541.64 is: 15,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658.52 : 20,497.50 = 10,541.64 : x
  2. Step 2: Convert to fraction form
    13,658.52/20,497.50 = 10,541.64/x
  3. Step 3: Cross multiply
    13,658.52x = 20,497.50 × 10,541.64
  4. Step 4: Simplify right side
    13,658.52x = 216,077,265.90
  5. Step 5: Solve for x
    x = 216,077,265.90/13,658.52
  6. Step 6: Final answer
    x = 15,819.96

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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.