Home / 19,893.57-27,466.59-12,342.96

Finding the Fourth Proportional to 19,893.57, 27,466.59 and 12,342.96

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Solution

The fourth proportional to 19,893.57, 27,466.59 and 12,342.96 is: 17,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.57 : 27,466.59 = 12,342.96 : x
  2. Step 2: Convert to fraction form
    19,893.57/27,466.59 = 12,342.96/x
  3. Step 3: Cross multiply
    19,893.57x = 27,466.59 × 12,342.96
  4. Step 4: Simplify right side
    19,893.57x = 339,019,021.71
  5. Step 5: Solve for x
    x = 339,019,021.71/19,893.57
  6. Step 6: Final answer
    x = 17,041.64

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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.