Home / 40,768.11-61,157.84-14,466.60

Finding the Fourth Proportional to 40,768.11, 61,157.84 and 14,466.60

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Solution

The fourth proportional to 40,768.11, 61,157.84 and 14,466.60 is: 21,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.11 : 61,157.84 = 14,466.60 : x
  2. Step 2: Convert to fraction form
    40,768.11/61,157.84 = 14,466.60/x
  3. Step 3: Cross multiply
    40,768.11x = 61,157.84 × 14,466.60
  4. Step 4: Simplify right side
    40,768.11x = 884,745,935.81
  5. Step 5: Solve for x
    x = 884,745,935.81/40,768.11
  6. Step 6: Final answer
    x = 21,701.91

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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.