Home / 27,795.26-38,364.21-17,178.50

Finding the Fourth Proportional to 27,795.26, 38,364.21 and 17,178.50

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Solution

The fourth proportional to 27,795.26, 38,364.21 and 17,178.50 is: 23,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,795.26 : 38,364.21 = 17,178.50 : x
  2. Step 2: Convert to fraction form
    27,795.26/38,364.21 = 17,178.50/x
  3. Step 3: Cross multiply
    27,795.26x = 38,364.21 × 17,178.50
  4. Step 4: Simplify right side
    27,795.26x = 659,039,581.49
  5. Step 5: Solve for x
    x = 659,039,581.49/27,795.26
  6. Step 6: Final answer
    x = 23,710.50

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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.