Home / 26,927.57-37,159.21-14,990.65

Finding the Fourth Proportional to 26,927.57, 37,159.21 and 14,990.65

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Solution

The fourth proportional to 26,927.57, 37,159.21 and 14,990.65 is: 20,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.57 : 37,159.21 = 14,990.65 : x
  2. Step 2: Convert to fraction form
    26,927.57/37,159.21 = 14,990.65/x
  3. Step 3: Cross multiply
    26,927.57x = 37,159.21 × 14,990.65
  4. Step 4: Simplify right side
    26,927.57x = 557,040,711.39
  5. Step 5: Solve for x
    x = 557,040,711.39/26,927.57
  6. Step 6: Final answer
    x = 20,686.63

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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.