Home / 48,851.12-73,276.47-13,790.67

Finding the Fourth Proportional to 48,851.12, 73,276.47 and 13,790.67

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Solution

The fourth proportional to 48,851.12, 73,276.47 and 13,790.67 is: 20,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,851.12 : 73,276.47 = 13,790.67 : x
  2. Step 2: Convert to fraction form
    48,851.12/73,276.47 = 13,790.67/x
  3. Step 3: Cross multiply
    48,851.12x = 73,276.47 × 13,790.67
  4. Step 4: Simplify right side
    48,851.12x = 1,010,531,616.53
  5. Step 5: Solve for x
    x = 1,010,531,616.53/48,851.12
  6. Step 6: Final answer
    x = 20,685.95

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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.