Home / 26,973.14-37,168.27-20,886.66

Finding the Fourth Proportional to 26,973.14, 37,168.27 and 20,886.66

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Solution

The fourth proportional to 26,973.14, 37,168.27 and 20,886.66 is: 28,781.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,973.14 : 37,168.27 = 20,886.66 : x
  2. Step 2: Convert to fraction form
    26,973.14/37,168.27 = 20,886.66/x
  3. Step 3: Cross multiply
    26,973.14x = 37,168.27 × 20,886.66
  4. Step 4: Simplify right side
    26,973.14x = 776,320,966.06
  5. Step 5: Solve for x
    x = 776,320,966.06/26,973.14
  6. Step 6: Final answer
    x = 28,781.27

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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.