Home / 17,949.28-26,928.18-5,637.28

Finding the Fourth Proportional to 17,949.28, 26,928.18 and 5,637.28

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Solution

The fourth proportional to 17,949.28, 26,928.18 and 5,637.28 is: 8,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.28 : 26,928.18 = 5,637.28 : x
  2. Step 2: Convert to fraction form
    17,949.28/26,928.18 = 5,637.28/x
  3. Step 3: Cross multiply
    17,949.28x = 26,928.18 × 5,637.28
  4. Step 4: Simplify right side
    17,949.28x = 151,801,690.55
  5. Step 5: Solve for x
    x = 151,801,690.55/17,949.28
  6. Step 6: Final answer
    x = 8,457.26

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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.