Home / 19,927.69-27,502.94-12,852.74

Finding the Fourth Proportional to 19,927.69, 27,502.94 and 12,852.74

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Solution

The fourth proportional to 19,927.69, 27,502.94 and 12,852.74 is: 17,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.69 : 27,502.94 = 12,852.74 : x
  2. Step 2: Convert to fraction form
    19,927.69/27,502.94 = 12,852.74/x
  3. Step 3: Cross multiply
    19,927.69x = 27,502.94 × 12,852.74
  4. Step 4: Simplify right side
    19,927.69x = 353,488,237.94
  5. Step 5: Solve for x
    x = 353,488,237.94/19,927.69
  6. Step 6: Final answer
    x = 17,738.55

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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.