Home / 26,989.70-40,480.85-7,269.44

Finding the Fourth Proportional to 26,989.70, 40,480.85 and 7,269.44

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Solution

The fourth proportional to 26,989.70, 40,480.85 and 7,269.44 is: 10,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.70 : 40,480.85 = 7,269.44 : x
  2. Step 2: Convert to fraction form
    26,989.70/40,480.85 = 7,269.44/x
  3. Step 3: Cross multiply
    26,989.70x = 40,480.85 × 7,269.44
  4. Step 4: Simplify right side
    26,989.70x = 294,272,925.99
  5. Step 5: Solve for x
    x = 294,272,925.99/26,989.70
  6. Step 6: Final answer
    x = 10,903.16

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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.