Home / 13,840.38-20,733.81-11,592.52

Finding the Fourth Proportional to 13,840.38, 20,733.81 and 11,592.52

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Solution

The fourth proportional to 13,840.38, 20,733.81 and 11,592.52 is: 17,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.38 : 20,733.81 = 11,592.52 : x
  2. Step 2: Convert to fraction form
    13,840.38/20,733.81 = 11,592.52/x
  3. Step 3: Cross multiply
    13,840.38x = 20,733.81 × 11,592.52
  4. Step 4: Simplify right side
    13,840.38x = 240,357,107.10
  5. Step 5: Solve for x
    x = 240,357,107.10/13,840.38
  6. Step 6: Final answer
    x = 17,366.37

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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.