Home / 39,511.12-59,289.96-14,568.72

Finding the Fourth Proportional to 39,511.12, 59,289.96 and 14,568.72

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Solution

The fourth proportional to 39,511.12, 59,289.96 and 14,568.72 is: 21,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.12 : 59,289.96 = 14,568.72 : x
  2. Step 2: Convert to fraction form
    39,511.12/59,289.96 = 14,568.72/x
  3. Step 3: Cross multiply
    39,511.12x = 59,289.96 × 14,568.72
  4. Step 4: Simplify right side
    39,511.12x = 863,778,826.05
  5. Step 5: Solve for x
    x = 863,778,826.05/39,511.12
  6. Step 6: Final answer
    x = 21,861.66

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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.