Home / 26,123.60-39,202.20-14,445.20

Finding the Fourth Proportional to 26,123.60, 39,202.20 and 14,445.20

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Solution

The fourth proportional to 26,123.60, 39,202.20 and 14,445.20 is: 21,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.60 : 39,202.20 = 14,445.20 : x
  2. Step 2: Convert to fraction form
    26,123.60/39,202.20 = 14,445.20/x
  3. Step 3: Cross multiply
    26,123.60x = 39,202.20 × 14,445.20
  4. Step 4: Simplify right side
    26,123.60x = 566,283,619.44
  5. Step 5: Solve for x
    x = 566,283,619.44/26,123.60
  6. Step 6: Final answer
    x = 21,677.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.