Home / 26,905.60-40,358.40-17,064.10

Finding the Fourth Proportional to 26,905.60, 40,358.40 and 17,064.10

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Solution

The fourth proportional to 26,905.60, 40,358.40 and 17,064.10 is: 25,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.60 : 40,358.40 = 17,064.10 : x
  2. Step 2: Convert to fraction form
    26,905.60/40,358.40 = 17,064.10/x
  3. Step 3: Cross multiply
    26,905.60x = 40,358.40 × 17,064.10
  4. Step 4: Simplify right side
    26,905.60x = 688,679,773.44
  5. Step 5: Solve for x
    x = 688,679,773.44/26,905.60
  6. Step 6: Final answer
    x = 25,596.15

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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.