Home / 26,007.60-39,024.90-12,156.60

Finding the Fourth Proportional to 26,007.60, 39,024.90 and 12,156.60

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Solution

The fourth proportional to 26,007.60, 39,024.90 and 12,156.60 is: 18,241.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.60 : 39,024.90 = 12,156.60 : x
  2. Step 2: Convert to fraction form
    26,007.60/39,024.90 = 12,156.60/x
  3. Step 3: Cross multiply
    26,007.60x = 39,024.90 × 12,156.60
  4. Step 4: Simplify right side
    26,007.60x = 474,410,099.34
  5. Step 5: Solve for x
    x = 474,410,099.34/26,007.60
  6. Step 6: Final answer
    x = 18,241.21

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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.