Home / 26,920.18-37,145.41-14,983.21

Finding the Fourth Proportional to 26,920.18, 37,145.41 and 14,983.21

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Solution

The fourth proportional to 26,920.18, 37,145.41 and 14,983.21 is: 20,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.18 : 37,145.41 = 14,983.21 : x
  2. Step 2: Convert to fraction form
    26,920.18/37,145.41 = 14,983.21/x
  3. Step 3: Cross multiply
    26,920.18x = 37,145.41 × 14,983.21
  4. Step 4: Simplify right side
    26,920.18x = 556,557,478.57
  5. Step 5: Solve for x
    x = 556,557,478.57/26,920.18
  6. Step 6: Final answer
    x = 20,674.36

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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.