Home / 26,370.56-39,555.84-7,902.56

Finding the Fourth Proportional to 26,370.56, 39,555.84 and 7,902.56

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Solution

The fourth proportional to 26,370.56, 39,555.84 and 7,902.56 is: 11,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.56 : 39,555.84 = 7,902.56 : x
  2. Step 2: Convert to fraction form
    26,370.56/39,555.84 = 7,902.56/x
  3. Step 3: Cross multiply
    26,370.56x = 39,555.84 × 7,902.56
  4. Step 4: Simplify right side
    26,370.56x = 312,592,527.47
  5. Step 5: Solve for x
    x = 312,592,527.47/26,370.56
  6. Step 6: Final answer
    x = 11,853.84

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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.