Home / 26,925.38-37,144.26-18,971.98

Finding the Fourth Proportional to 26,925.38, 37,144.26 and 18,971.98

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Solution

The fourth proportional to 26,925.38, 37,144.26 and 18,971.98 is: 26,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.38 : 37,144.26 = 18,971.98 : x
  2. Step 2: Convert to fraction form
    26,925.38/37,144.26 = 18,971.98/x
  3. Step 3: Cross multiply
    26,925.38x = 37,144.26 × 18,971.98
  4. Step 4: Simplify right side
    26,925.38x = 704,700,157.83
  5. Step 5: Solve for x
    x = 704,700,157.83/26,925.38
  6. Step 6: Final answer
    x = 26,172.34

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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.