Home / 19,699.54-27,185.60-11,746.34

Finding the Fourth Proportional to 19,699.54, 27,185.60 and 11,746.34

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Solution

The fourth proportional to 19,699.54, 27,185.60 and 11,746.34 is: 16,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.54 : 27,185.60 = 11,746.34 : x
  2. Step 2: Convert to fraction form
    19,699.54/27,185.60 = 11,746.34/x
  3. Step 3: Cross multiply
    19,699.54x = 27,185.60 × 11,746.34
  4. Step 4: Simplify right side
    19,699.54x = 319,331,300.70
  5. Step 5: Solve for x
    x = 319,331,300.70/19,699.54
  6. Step 6: Final answer
    x = 16,210.09

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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.