Home / 26,941.44-37,166.31-20,931.98

Finding the Fourth Proportional to 26,941.44, 37,166.31 and 20,931.98

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Solution

The fourth proportional to 26,941.44, 37,166.31 and 20,931.98 is: 28,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.44 : 37,166.31 = 20,931.98 : x
  2. Step 2: Convert to fraction form
    26,941.44/37,166.31 = 20,931.98/x
  3. Step 3: Cross multiply
    26,941.44x = 37,166.31 × 20,931.98
  4. Step 4: Simplify right side
    26,941.44x = 777,964,550.51
  5. Step 5: Solve for x
    x = 777,964,550.51/26,941.44
  6. Step 6: Final answer
    x = 28,876.13

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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.