Home / 26,923.50-37,141.67-18,970.11

Finding the Fourth Proportional to 26,923.50, 37,141.67 and 18,970.11

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Solution

The fourth proportional to 26,923.50, 37,141.67 and 18,970.11 is: 26,169.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.50 : 37,141.67 = 18,970.11 : x
  2. Step 2: Convert to fraction form
    26,923.50/37,141.67 = 18,970.11/x
  3. Step 3: Cross multiply
    26,923.50x = 37,141.67 × 18,970.11
  4. Step 4: Simplify right side
    26,923.50x = 704,581,612.91
  5. Step 5: Solve for x
    x = 704,581,612.91/26,923.50
  6. Step 6: Final answer
    x = 26,169.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.