Home / 27,438.85-37,864.83-16,108.16

Finding the Fourth Proportional to 27,438.85, 37,864.83 and 16,108.16

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Solution

The fourth proportional to 27,438.85, 37,864.83 and 16,108.16 is: 22,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.85 : 37,864.83 = 16,108.16 : x
  2. Step 2: Convert to fraction form
    27,438.85/37,864.83 = 16,108.16/x
  3. Step 3: Cross multiply
    27,438.85x = 37,864.83 × 16,108.16
  4. Step 4: Simplify right side
    27,438.85x = 609,932,740.01
  5. Step 5: Solve for x
    x = 609,932,740.01/27,438.85
  6. Step 6: Final answer
    x = 22,228.80

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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.