Home / 26,089.70-36,007.74-16,019.78

Finding the Fourth Proportional to 26,089.70, 36,007.74 and 16,019.78

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Solution

The fourth proportional to 26,089.70, 36,007.74 and 16,019.78 is: 22,109.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089.70 : 36,007.74 = 16,019.78 : x
  2. Step 2: Convert to fraction form
    26,089.70/36,007.74 = 16,019.78/x
  3. Step 3: Cross multiply
    26,089.70x = 36,007.74 × 16,019.78
  4. Step 4: Simplify right side
    26,089.70x = 576,835,893.06
  5. Step 5: Solve for x
    x = 576,835,893.06/26,089.70
  6. Step 6: Final answer
    x = 22,109.72

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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.