Home / 26,742.10-36,902.63-14,640.24

Finding the Fourth Proportional to 26,742.10, 36,902.63 and 14,640.24

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Solution

The fourth proportional to 26,742.10, 36,902.63 and 14,640.24 is: 20,202.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.10 : 36,902.63 = 14,640.24 : x
  2. Step 2: Convert to fraction form
    26,742.10/36,902.63 = 14,640.24/x
  3. Step 3: Cross multiply
    26,742.10x = 36,902.63 × 14,640.24
  4. Step 4: Simplify right side
    26,742.10x = 540,263,102.12
  5. Step 5: Solve for x
    x = 540,263,102.12/26,742.10
  6. Step 6: Final answer
    x = 20,202.72

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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.