Home / 27,555.34-37,991.15-17,847.66

Finding the Fourth Proportional to 27,555.34, 37,991.15 and 17,847.66

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Solution

The fourth proportional to 27,555.34, 37,991.15 and 17,847.66 is: 24,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.34 : 37,991.15 = 17,847.66 : x
  2. Step 2: Convert to fraction form
    27,555.34/37,991.15 = 17,847.66/x
  3. Step 3: Cross multiply
    27,555.34x = 37,991.15 × 17,847.66
  4. Step 4: Simplify right side
    27,555.34x = 678,053,101.26
  5. Step 5: Solve for x
    x = 678,053,101.26/27,555.34
  6. Step 6: Final answer
    x = 24,606.96

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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.