Home / 26,131.90-36,096.69-20,537.23

Finding the Fourth Proportional to 26,131.90, 36,096.69 and 20,537.23

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Solution

The fourth proportional to 26,131.90, 36,096.69 and 20,537.23 is: 28,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.90 : 36,096.69 = 20,537.23 : x
  2. Step 2: Convert to fraction form
    26,131.90/36,096.69 = 20,537.23/x
  3. Step 3: Cross multiply
    26,131.90x = 36,096.69 × 20,537.23
  4. Step 4: Simplify right side
    26,131.90x = 741,326,024.77
  5. Step 5: Solve for x
    x = 741,326,024.77/26,131.90
  6. Step 6: Final answer
    x = 28,368.62

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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.