Home / 19,336.32-26,685.75-10,838.31

Finding the Fourth Proportional to 19,336.32, 26,685.75 and 10,838.31

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Solution

The fourth proportional to 19,336.32, 26,685.75 and 10,838.31 is: 14,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,336.32 : 26,685.75 = 10,838.31 : x
  2. Step 2: Convert to fraction form
    19,336.32/26,685.75 = 10,838.31/x
  3. Step 3: Cross multiply
    19,336.32x = 26,685.75 × 10,838.31
  4. Step 4: Simplify right side
    19,336.32x = 289,228,371.65
  5. Step 5: Solve for x
    x = 289,228,371.65/19,336.32
  6. Step 6: Final answer
    x = 14,957.78

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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.