Home / 28,523.07-39,361.95-15,947.82

Finding the Fourth Proportional to 28,523.07, 39,361.95 and 15,947.82

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Solution

The fourth proportional to 28,523.07, 39,361.95 and 15,947.82 is: 22,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,523.07 : 39,361.95 = 15,947.82 : x
  2. Step 2: Convert to fraction form
    28,523.07/39,361.95 = 15,947.82/x
  3. Step 3: Cross multiply
    28,523.07x = 39,361.95 × 15,947.82
  4. Step 4: Simplify right side
    28,523.07x = 627,737,293.45
  5. Step 5: Solve for x
    x = 627,737,293.45/28,523.07
  6. Step 6: Final answer
    x = 22,008.06

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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.