Home / 27,438.68-37,860.54-16,109.48

Finding the Fourth Proportional to 27,438.68, 37,860.54 and 16,109.48

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Solution

The fourth proportional to 27,438.68, 37,860.54 and 16,109.48 is: 22,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.68 : 37,860.54 = 16,109.48 : x
  2. Step 2: Convert to fraction form
    27,438.68/37,860.54 = 16,109.48/x
  3. Step 3: Cross multiply
    27,438.68x = 37,860.54 × 16,109.48
  4. Step 4: Simplify right side
    27,438.68x = 609,913,611.92
  5. Step 5: Solve for x
    x = 609,913,611.92/27,438.68
  6. Step 6: Final answer
    x = 22,228.24

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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.