Home / 49,980.11-74,982.02-14,920.67

Finding the Fourth Proportional to 49,980.11, 74,982.02 and 14,920.67

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Solution

The fourth proportional to 49,980.11, 74,982.02 and 14,920.67 is: 22,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.11 : 74,982.02 = 14,920.67 : x
  2. Step 2: Convert to fraction form
    49,980.11/74,982.02 = 14,920.67/x
  3. Step 3: Cross multiply
    49,980.11x = 74,982.02 × 14,920.67
  4. Step 4: Simplify right side
    49,980.11x = 1,118,782,089.21
  5. Step 5: Solve for x
    x = 1,118,782,089.21/49,980.11
  6. Step 6: Final answer
    x = 22,384.55

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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.