Home / 19,610.59-27,048.94-12,894.07

Finding the Fourth Proportional to 19,610.59, 27,048.94 and 12,894.07

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Solution

The fourth proportional to 19,610.59, 27,048.94 and 12,894.07 is: 17,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.59 : 27,048.94 = 12,894.07 : x
  2. Step 2: Convert to fraction form
    19,610.59/27,048.94 = 12,894.07/x
  3. Step 3: Cross multiply
    19,610.59x = 27,048.94 × 12,894.07
  4. Step 4: Simplify right side
    19,610.59x = 348,770,925.79
  5. Step 5: Solve for x
    x = 348,770,925.79/19,610.59
  6. Step 6: Final answer
    x = 17,784.83

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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.