Home / 26,177.04-39,247-12,318.48

Finding the Fourth Proportional to 26,177.04, 39,247 and 12,318.48

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Solution

The fourth proportional to 26,177.04, 39,247 and 12,318.48 is: 18,468.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,177.04 : 39,247 = 12,318.48 : x
  2. Step 2: Convert to fraction form
    26,177.04/39,247 = 12,318.48/x
  3. Step 3: Cross multiply
    26,177.04x = 39,247 × 12,318.48
  4. Step 4: Simplify right side
    26,177.04x = 483,463,384.56
  5. Step 5: Solve for x
    x = 483,463,384.56/26,177.04
  6. Step 6: Final answer
    x = 18,468.99

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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.