Home / 25,972.49-38,966.93-11,188.37

Finding the Fourth Proportional to 25,972.49, 38,966.93 and 11,188.37

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Solution

The fourth proportional to 25,972.49, 38,966.93 and 11,188.37 is: 16,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972.49 : 38,966.93 = 11,188.37 : x
  2. Step 2: Convert to fraction form
    25,972.49/38,966.93 = 11,188.37/x
  3. Step 3: Cross multiply
    25,972.49x = 38,966.93 × 11,188.37
  4. Step 4: Simplify right side
    25,972.49x = 435,976,247.92
  5. Step 5: Solve for x
    x = 435,976,247.92/25,972.49
  6. Step 6: Final answer
    x = 16,786.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.