Home / 26,226.45-36,192.91-14,289.78

Finding the Fourth Proportional to 26,226.45, 36,192.91 and 14,289.78

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Solution

The fourth proportional to 26,226.45, 36,192.91 and 14,289.78 is: 19,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.45 : 36,192.91 = 14,289.78 : x
  2. Step 2: Convert to fraction form
    26,226.45/36,192.91 = 14,289.78/x
  3. Step 3: Cross multiply
    26,226.45x = 36,192.91 × 14,289.78
  4. Step 4: Simplify right side
    26,226.45x = 517,188,721.46
  5. Step 5: Solve for x
    x = 517,188,721.46/26,226.45
  6. Step 6: Final answer
    x = 19,720.12

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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.