Home / 26,256.10-39,393.56-11,256.93

Finding the Fourth Proportional to 26,256.10, 39,393.56 and 11,256.93

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Solution

The fourth proportional to 26,256.10, 39,393.56 and 11,256.93 is: 16,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.10 : 39,393.56 = 11,256.93 : x
  2. Step 2: Convert to fraction form
    26,256.10/39,393.56 = 11,256.93/x
  3. Step 3: Cross multiply
    26,256.10x = 39,393.56 × 11,256.93
  4. Step 4: Simplify right side
    26,256.10x = 443,450,547.37
  5. Step 5: Solve for x
    x = 443,450,547.37/26,256.10
  6. Step 6: Final answer
    x = 16,889.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.