Home / 26,385.64-36,408.78-15,054.46

Finding the Fourth Proportional to 26,385.64, 36,408.78 and 15,054.46

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Solution

The fourth proportional to 26,385.64, 36,408.78 and 15,054.46 is: 20,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.64 : 36,408.78 = 15,054.46 : x
  2. Step 2: Convert to fraction form
    26,385.64/36,408.78 = 15,054.46/x
  3. Step 3: Cross multiply
    26,385.64x = 36,408.78 × 15,054.46
  4. Step 4: Simplify right side
    26,385.64x = 548,114,522.16
  5. Step 5: Solve for x
    x = 548,114,522.16/26,385.64
  6. Step 6: Final answer
    x = 20,773.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.