Home / 26,138.88-36,071.70-14,202.12

Finding the Fourth Proportional to 26,138.88, 36,071.70 and 14,202.12

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Solution

The fourth proportional to 26,138.88, 36,071.70 and 14,202.12 is: 19,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.88 : 36,071.70 = 14,202.12 : x
  2. Step 2: Convert to fraction form
    26,138.88/36,071.70 = 14,202.12/x
  3. Step 3: Cross multiply
    26,138.88x = 36,071.70 × 14,202.12
  4. Step 4: Simplify right side
    26,138.88x = 512,294,612.00
  5. Step 5: Solve for x
    x = 512,294,612.00/26,138.88
  6. Step 6: Final answer
    x = 19,598.95

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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.