Home / 26,374.90-39,563.63-8,605.53

Finding the Fourth Proportional to 26,374.90, 39,563.63 and 8,605.53

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Solution

The fourth proportional to 26,374.90, 39,563.63 and 8,605.53 is: 12,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.90 : 39,563.63 = 8,605.53 : x
  2. Step 2: Convert to fraction form
    26,374.90/39,563.63 = 8,605.53/x
  3. Step 3: Cross multiply
    26,374.90x = 39,563.63 × 8,605.53
  4. Step 4: Simplify right side
    26,374.90x = 340,465,764.03
  5. Step 5: Solve for x
    x = 340,465,764.03/26,374.90
  6. Step 6: Final answer
    x = 12,908.70

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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.