Home / 19,238.43-28,838.44-9,224.70

Finding the Fourth Proportional to 19,238.43, 28,838.44 and 9,224.70

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Solution

The fourth proportional to 19,238.43, 28,838.44 and 9,224.70 is: 13,827.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.43 : 28,838.44 = 9,224.70 : x
  2. Step 2: Convert to fraction form
    19,238.43/28,838.44 = 9,224.70/x
  3. Step 3: Cross multiply
    19,238.43x = 28,838.44 × 9,224.70
  4. Step 4: Simplify right side
    19,238.43x = 266,025,957.47
  5. Step 5: Solve for x
    x = 266,025,957.47/19,238.43
  6. Step 6: Final answer
    x = 13,827.84

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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.