Home / 25,949.81-38,927.45-11,907.45

Finding the Fourth Proportional to 25,949.81, 38,927.45 and 11,907.45

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Solution

The fourth proportional to 25,949.81, 38,927.45 and 11,907.45 is: 17,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.81 : 38,927.45 = 11,907.45 : x
  2. Step 2: Convert to fraction form
    25,949.81/38,927.45 = 11,907.45/x
  3. Step 3: Cross multiply
    25,949.81x = 38,927.45 × 11,907.45
  4. Step 4: Simplify right side
    25,949.81x = 463,526,694.27
  5. Step 5: Solve for x
    x = 463,526,694.27/25,949.81
  6. Step 6: Final answer
    x = 17,862.43

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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.