Home / 27,000.81-37,250.82-17,438.09

Finding the Fourth Proportional to 27,000.81, 37,250.82 and 17,438.09

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Solution

The fourth proportional to 27,000.81, 37,250.82 and 17,438.09 is: 24,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,000.81 : 37,250.82 = 17,438.09 : x
  2. Step 2: Convert to fraction form
    27,000.81/37,250.82 = 17,438.09/x
  3. Step 3: Cross multiply
    27,000.81x = 37,250.82 × 17,438.09
  4. Step 4: Simplify right side
    27,000.81x = 649,582,965.48
  5. Step 5: Solve for x
    x = 649,582,965.48/27,000.81
  6. Step 6: Final answer
    x = 24,057.91

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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.