Home / 28,523.70-39,361.86-15,948.42

Finding the Fourth Proportional to 28,523.70, 39,361.86 and 15,948.42

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Solution

The fourth proportional to 28,523.70, 39,361.86 and 15,948.42 is: 22,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,523.70 : 39,361.86 = 15,948.42 : x
  2. Step 2: Convert to fraction form
    28,523.70/39,361.86 = 15,948.42/x
  3. Step 3: Cross multiply
    28,523.70x = 39,361.86 × 15,948.42
  4. Step 4: Simplify right side
    28,523.70x = 627,759,475.26
  5. Step 5: Solve for x
    x = 627,759,475.26/28,523.70
  6. Step 6: Final answer
    x = 22,008.35

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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.