Home / 40,416.20-60,624.30-12,710.60

Finding the Fourth Proportional to 40,416.20, 60,624.30 and 12,710.60

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Solution

The fourth proportional to 40,416.20, 60,624.30 and 12,710.60 is: 19,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.20 : 60,624.30 = 12,710.60 : x
  2. Step 2: Convert to fraction form
    40,416.20/60,624.30 = 12,710.60/x
  3. Step 3: Cross multiply
    40,416.20x = 60,624.30 × 12,710.60
  4. Step 4: Simplify right side
    40,416.20x = 770,571,227.58
  5. Step 5: Solve for x
    x = 770,571,227.58/40,416.20
  6. Step 6: Final answer
    x = 19,065.90

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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.