Home / 17,829.84-26,728.38-6,140.28

Finding the Fourth Proportional to 17,829.84, 26,728.38 and 6,140.28

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Solution

The fourth proportional to 17,829.84, 26,728.38 and 6,140.28 is: 9,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.84 : 26,728.38 = 6,140.28 : x
  2. Step 2: Convert to fraction form
    17,829.84/26,728.38 = 6,140.28/x
  3. Step 3: Cross multiply
    17,829.84x = 26,728.38 × 6,140.28
  4. Step 4: Simplify right side
    17,829.84x = 164,119,737.15
  5. Step 5: Solve for x
    x = 164,119,737.15/17,829.84
  6. Step 6: Final answer
    x = 9,204.78

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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.