Home / 27,438.14-37,864.68-16,105.44

Finding the Fourth Proportional to 27,438.14, 37,864.68 and 16,105.44

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Solution

The fourth proportional to 27,438.14, 37,864.68 and 16,105.44 is: 22,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.14 : 37,864.68 = 16,105.44 : x
  2. Step 2: Convert to fraction form
    27,438.14/37,864.68 = 16,105.44/x
  3. Step 3: Cross multiply
    27,438.14x = 37,864.68 × 16,105.44
  4. Step 4: Simplify right side
    27,438.14x = 609,827,331.86
  5. Step 5: Solve for x
    x = 609,827,331.86/27,438.14
  6. Step 6: Final answer
    x = 22,225.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.