Home / 26,427.46-36,469.91-14,490.55

Finding the Fourth Proportional to 26,427.46, 36,469.91 and 14,490.55

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Solution

The fourth proportional to 26,427.46, 36,469.91 and 14,490.55 is: 19,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.46 : 36,469.91 = 14,490.55 : x
  2. Step 2: Convert to fraction form
    26,427.46/36,469.91 = 14,490.55/x
  3. Step 3: Cross multiply
    26,427.46x = 36,469.91 × 14,490.55
  4. Step 4: Simplify right side
    26,427.46x = 528,468,981.90
  5. Step 5: Solve for x
    x = 528,468,981.90/26,427.46
  6. Step 6: Final answer
    x = 19,996.96

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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.