Home / 26,490.56-39,735.72-6,769.08

Finding the Fourth Proportional to 26,490.56, 39,735.72 and 6,769.08

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Solution

The fourth proportional to 26,490.56, 39,735.72 and 6,769.08 is: 10,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,490.56 : 39,735.72 = 6,769.08 : x
  2. Step 2: Convert to fraction form
    26,490.56/39,735.72 = 6,769.08/x
  3. Step 3: Cross multiply
    26,490.56x = 39,735.72 × 6,769.08
  4. Step 4: Simplify right side
    26,490.56x = 268,974,267.54
  5. Step 5: Solve for x
    x = 268,974,267.54/26,490.56
  6. Step 6: Final answer
    x = 10,153.59

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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.