Home / 45,404.28-68,113.89-15,830.73

Finding the Fourth Proportional to 45,404.28, 68,113.89 and 15,830.73

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Solution

The fourth proportional to 45,404.28, 68,113.89 and 15,830.73 is: 23,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,404.28 : 68,113.89 = 15,830.73 : x
  2. Step 2: Convert to fraction form
    45,404.28/68,113.89 = 15,830.73/x
  3. Step 3: Cross multiply
    45,404.28x = 68,113.89 × 15,830.73
  4. Step 4: Simplify right side
    45,404.28x = 1,078,292,601.84
  5. Step 5: Solve for x
    x = 1,078,292,601.84/45,404.28
  6. Step 6: Final answer
    x = 23,748.70

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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.