Home / 25,938.84-38,849.88-18,182.28

Finding the Fourth Proportional to 25,938.84, 38,849.88 and 18,182.28

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Solution

The fourth proportional to 25,938.84, 38,849.88 and 18,182.28 is: 27,232.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938.84 : 38,849.88 = 18,182.28 : x
  2. Step 2: Convert to fraction form
    25,938.84/38,849.88 = 18,182.28/x
  3. Step 3: Cross multiply
    25,938.84x = 38,849.88 × 18,182.28
  4. Step 4: Simplify right side
    25,938.84x = 706,379,396.13
  5. Step 5: Solve for x
    x = 706,379,396.13/25,938.84
  6. Step 6: Final answer
    x = 27,232.50

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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.