Home / 26,931.40-37,164.36-14,994.43

Finding the Fourth Proportional to 26,931.40, 37,164.36 and 14,994.43

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Solution

The fourth proportional to 26,931.40, 37,164.36 and 14,994.43 is: 20,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.40 : 37,164.36 = 14,994.43 : x
  2. Step 2: Convert to fraction form
    26,931.40/37,164.36 = 14,994.43/x
  3. Step 3: Cross multiply
    26,931.40x = 37,164.36 × 14,994.43
  4. Step 4: Simplify right side
    26,931.40x = 557,258,394.51
  5. Step 5: Solve for x
    x = 557,258,394.51/26,931.40
  6. Step 6: Final answer
    x = 20,691.77

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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.