Home / 26,880.76-40,295.96-9,098.98

Finding the Fourth Proportional to 26,880.76, 40,295.96 and 9,098.98

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Solution

The fourth proportional to 26,880.76, 40,295.96 and 9,098.98 is: 13,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880.76 : 40,295.96 = 9,098.98 : x
  2. Step 2: Convert to fraction form
    26,880.76/40,295.96 = 9,098.98/x
  3. Step 3: Cross multiply
    26,880.76x = 40,295.96 × 9,098.98
  4. Step 4: Simplify right side
    26,880.76x = 366,652,134.12
  5. Step 5: Solve for x
    x = 366,652,134.12/26,880.76
  6. Step 6: Final answer
    x = 13,639.95

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1.5x scale

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.