Home / 26,501.70-39,752.27-6,780.10

Finding the Fourth Proportional to 26,501.70, 39,752.27 and 6,780.10

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Solution

The fourth proportional to 26,501.70, 39,752.27 and 6,780.10 is: 10,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.70 : 39,752.27 = 6,780.10 : x
  2. Step 2: Convert to fraction form
    26,501.70/39,752.27 = 6,780.10/x
  3. Step 3: Cross multiply
    26,501.70x = 39,752.27 × 6,780.10
  4. Step 4: Simplify right side
    26,501.70x = 269,524,365.83
  5. Step 5: Solve for x
    x = 269,524,365.83/26,501.70
  6. Step 6: Final answer
    x = 10,170.08

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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.