Home / 19,382.52-26,746.62-11,423.24

Finding the Fourth Proportional to 19,382.52, 26,746.62 and 11,423.24

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Solution

The fourth proportional to 19,382.52, 26,746.62 and 11,423.24 is: 15,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.52 : 26,746.62 = 11,423.24 : x
  2. Step 2: Convert to fraction form
    19,382.52/26,746.62 = 11,423.24/x
  3. Step 3: Cross multiply
    19,382.52x = 26,746.62 × 11,423.24
  4. Step 4: Simplify right side
    19,382.52x = 305,533,059.45
  5. Step 5: Solve for x
    x = 305,533,059.45/19,382.52
  6. Step 6: Final answer
    x = 15,763.33

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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.