Home / 41,870.40-62,811.87-12,284.74

Finding the Fourth Proportional to 41,870.40, 62,811.87 and 12,284.74

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Solution

The fourth proportional to 41,870.40, 62,811.87 and 12,284.74 is: 18,428.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,870.40 : 62,811.87 = 12,284.74 : x
  2. Step 2: Convert to fraction form
    41,870.40/62,811.87 = 12,284.74/x
  3. Step 3: Cross multiply
    41,870.40x = 62,811.87 × 12,284.74
  4. Step 4: Simplify right side
    41,870.40x = 771,627,491.86
  5. Step 5: Solve for x
    x = 771,627,491.86/41,870.40
  6. Step 6: Final answer
    x = 18,428.95

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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.