Home / 40,289.71-60,425.44-15,320.85

Finding the Fourth Proportional to 40,289.71, 60,425.44 and 15,320.85

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Solution

The fourth proportional to 40,289.71, 60,425.44 and 15,320.85 is: 22,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,289.71 : 60,425.44 = 15,320.85 : x
  2. Step 2: Convert to fraction form
    40,289.71/60,425.44 = 15,320.85/x
  3. Step 3: Cross multiply
    40,289.71x = 60,425.44 × 15,320.85
  4. Step 4: Simplify right side
    40,289.71x = 925,768,800.30
  5. Step 5: Solve for x
    x = 925,768,800.30/40,289.71
  6. Step 6: Final answer
    x = 22,977.80

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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.