Home / 26,916.56-40,374.80-19,451.60

Finding the Fourth Proportional to 26,916.56, 40,374.80 and 19,451.60

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Solution

The fourth proportional to 26,916.56, 40,374.80 and 19,451.60 is: 29,177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,916.56 : 40,374.80 = 19,451.60 : x
  2. Step 2: Convert to fraction form
    26,916.56/40,374.80 = 19,451.60/x
  3. Step 3: Cross multiply
    26,916.56x = 40,374.80 × 19,451.60
  4. Step 4: Simplify right side
    26,916.56x = 785,354,459.68
  5. Step 5: Solve for x
    x = 785,354,459.68/26,916.56
  6. Step 6: Final answer
    x = 29,177.37

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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.