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Finding the Fourth Proportional to 26,349.62, 36,361.70 and 14,412.70

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Solution

The fourth proportional to 26,349.62, 36,361.70 and 14,412.70 is: 19,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,349.62 : 36,361.70 = 14,412.70 : x
  2. Step 2: Convert to fraction form
    26,349.62/36,361.70 = 14,412.70/x
  3. Step 3: Cross multiply
    26,349.62x = 36,361.70 × 14,412.70
  4. Step 4: Simplify right side
    26,349.62x = 524,070,273.59
  5. Step 5: Solve for x
    x = 524,070,273.59/26,349.62
  6. Step 6: Final answer
    x = 19,889.10

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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.