Home / 28,433.28-39,225.45-17,096.22

Finding the Fourth Proportional to 28,433.28, 39,225.45 and 17,096.22

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Solution

The fourth proportional to 28,433.28, 39,225.45 and 17,096.22 is: 23,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,433.28 : 39,225.45 = 17,096.22 : x
  2. Step 2: Convert to fraction form
    28,433.28/39,225.45 = 17,096.22/x
  3. Step 3: Cross multiply
    28,433.28x = 39,225.45 × 17,096.22
  4. Step 4: Simplify right side
    28,433.28x = 670,606,922.80
  5. Step 5: Solve for x
    x = 670,606,922.80/28,433.28
  6. Step 6: Final answer
    x = 23,585.28

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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.