Home / 19,238.43-26,560.08-14,665.21

Finding the Fourth Proportional to 19,238.43, 26,560.08 and 14,665.21

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Solution

The fourth proportional to 19,238.43, 26,560.08 and 14,665.21 is: 20,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.43 : 26,560.08 = 14,665.21 : x
  2. Step 2: Convert to fraction form
    19,238.43/26,560.08 = 14,665.21/x
  3. Step 3: Cross multiply
    19,238.43x = 26,560.08 × 14,665.21
  4. Step 4: Simplify right side
    19,238.43x = 389,509,150.82
  5. Step 5: Solve for x
    x = 389,509,150.82/19,238.43
  6. Step 6: Final answer
    x = 20,246.41

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Half scale
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Double scale
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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.