Home / 28,363.41-42,500.97-10,823.67

Finding the Fourth Proportional to 28,363.41, 42,500.97 and 10,823.67

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Solution

The fourth proportional to 28,363.41, 42,500.97 and 10,823.67 is: 16,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,363.41 : 42,500.97 = 10,823.67 : x
  2. Step 2: Convert to fraction form
    28,363.41/42,500.97 = 10,823.67/x
  3. Step 3: Cross multiply
    28,363.41x = 42,500.97 × 10,823.67
  4. Step 4: Simplify right side
    28,363.41x = 460,016,473.96
  5. Step 5: Solve for x
    x = 460,016,473.96/28,363.41
  6. Step 6: Final answer
    x = 16,218.66

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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.