Home / 44,565.09-66,861.93-12,977.05

Finding the Fourth Proportional to 44,565.09, 66,861.93 and 12,977.05

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Solution

The fourth proportional to 44,565.09, 66,861.93 and 12,977.05 is: 19,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,565.09 : 66,861.93 = 12,977.05 : x
  2. Step 2: Convert to fraction form
    44,565.09/66,861.93 = 12,977.05/x
  3. Step 3: Cross multiply
    44,565.09x = 66,861.93 × 12,977.05
  4. Step 4: Simplify right side
    44,565.09x = 867,670,542.59
  5. Step 5: Solve for x
    x = 867,670,542.59/44,565.09
  6. Step 6: Final answer
    x = 19,469.74

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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.