Home / 19,513.12-26,932.08-13,227.52

Finding the Fourth Proportional to 19,513.12, 26,932.08 and 13,227.52

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Solution

The fourth proportional to 19,513.12, 26,932.08 and 13,227.52 is: 18,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.12 : 26,932.08 = 13,227.52 : x
  2. Step 2: Convert to fraction form
    19,513.12/26,932.08 = 13,227.52/x
  3. Step 3: Cross multiply
    19,513.12x = 26,932.08 × 13,227.52
  4. Step 4: Simplify right side
    19,513.12x = 356,244,626.84
  5. Step 5: Solve for x
    x = 356,244,626.84/19,513.12
  6. Step 6: Final answer
    x = 18,256.67

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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.