Home / 28,334.26-39,096.84-15,759.01

Finding the Fourth Proportional to 28,334.26, 39,096.84 and 15,759.01

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Solution

The fourth proportional to 28,334.26, 39,096.84 and 15,759.01 is: 21,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,334.26 : 39,096.84 = 15,759.01 : x
  2. Step 2: Convert to fraction form
    28,334.26/39,096.84 = 15,759.01/x
  3. Step 3: Cross multiply
    28,334.26x = 39,096.84 × 15,759.01
  4. Step 4: Simplify right side
    28,334.26x = 616,127,492.53
  5. Step 5: Solve for x
    x = 616,127,492.53/28,334.26
  6. Step 6: Final answer
    x = 21,744.97

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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.