Home / 26,953.37-40,415.46-12,144.95

Finding the Fourth Proportional to 26,953.37, 40,415.46 and 12,144.95

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Solution

The fourth proportional to 26,953.37, 40,415.46 and 12,144.95 is: 18,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,953.37 : 40,415.46 = 12,144.95 : x
  2. Step 2: Convert to fraction form
    26,953.37/40,415.46 = 12,144.95/x
  3. Step 3: Cross multiply
    26,953.37x = 40,415.46 × 12,144.95
  4. Step 4: Simplify right side
    26,953.37x = 490,843,644.86
  5. Step 5: Solve for x
    x = 490,843,644.86/26,953.37
  6. Step 6: Final answer
    x = 18,210.85

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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.