Home / 44,077.77-66,116.66-12,913.02

Finding the Fourth Proportional to 44,077.77, 66,116.66 and 12,913.02

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Solution

The fourth proportional to 44,077.77, 66,116.66 and 12,913.02 is: 19,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,077.77 : 66,116.66 = 12,913.02 : x
  2. Step 2: Convert to fraction form
    44,077.77/66,116.66 = 12,913.02/x
  3. Step 3: Cross multiply
    44,077.77x = 66,116.66 × 12,913.02
  4. Step 4: Simplify right side
    44,077.77x = 853,765,902.06
  5. Step 5: Solve for x
    x = 853,765,902.06/44,077.77
  6. Step 6: Final answer
    x = 19,369.53

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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.