Home / 19,262.08-26,576.32-12,191.52

Finding the Fourth Proportional to 19,262.08, 26,576.32 and 12,191.52

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Solution

The fourth proportional to 19,262.08, 26,576.32 and 12,191.52 is: 16,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.08 : 26,576.32 = 12,191.52 : x
  2. Step 2: Convert to fraction form
    19,262.08/26,576.32 = 12,191.52/x
  3. Step 3: Cross multiply
    19,262.08x = 26,576.32 × 12,191.52
  4. Step 4: Simplify right side
    19,262.08x = 324,005,736.81
  5. Step 5: Solve for x
    x = 324,005,736.81/19,262.08
  6. Step 6: Final answer
    x = 16,820.91

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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.