Home / 15,793.52-23,688.36-5,404.40

Finding the Fourth Proportional to 15,793.52, 23,688.36 and 5,404.40

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Solution

The fourth proportional to 15,793.52, 23,688.36 and 5,404.40 is: 8,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793.52 : 23,688.36 = 5,404.40 : x
  2. Step 2: Convert to fraction form
    15,793.52/23,688.36 = 5,404.40/x
  3. Step 3: Cross multiply
    15,793.52x = 23,688.36 × 5,404.40
  4. Step 4: Simplify right side
    15,793.52x = 128,021,372.78
  5. Step 5: Solve for x
    x = 128,021,372.78/15,793.52
  6. Step 6: Final answer
    x = 8,105.94

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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.