Home / 26,869.47-37,068.36-16,780.39

Finding the Fourth Proportional to 26,869.47, 37,068.36 and 16,780.39

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Solution

The fourth proportional to 26,869.47, 37,068.36 and 16,780.39 is: 23,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.47 : 37,068.36 = 16,780.39 : x
  2. Step 2: Convert to fraction form
    26,869.47/37,068.36 = 16,780.39/x
  3. Step 3: Cross multiply
    26,869.47x = 37,068.36 × 16,780.39
  4. Step 4: Simplify right side
    26,869.47x = 622,021,537.46
  5. Step 5: Solve for x
    x = 622,021,537.46/26,869.47
  6. Step 6: Final answer
    x = 23,149.75

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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.