Home / 27,435.82-37,861.23-15,498.94

Finding the Fourth Proportional to 27,435.82, 37,861.23 and 15,498.94

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Solution

The fourth proportional to 27,435.82, 37,861.23 and 15,498.94 is: 21,388.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.82 : 37,861.23 = 15,498.94 : x
  2. Step 2: Convert to fraction form
    27,435.82/37,861.23 = 15,498.94/x
  3. Step 3: Cross multiply
    27,435.82x = 37,861.23 × 15,498.94
  4. Step 4: Simplify right side
    27,435.82x = 586,808,932.10
  5. Step 5: Solve for x
    x = 586,808,932.10/27,435.82
  6. Step 6: Final answer
    x = 21,388.42

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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.