Home / 19,645.84-27,110.43-10,693.36

Finding the Fourth Proportional to 19,645.84, 27,110.43 and 10,693.36

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Solution

The fourth proportional to 19,645.84, 27,110.43 and 10,693.36 is: 14,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.84 : 27,110.43 = 10,693.36 : x
  2. Step 2: Convert to fraction form
    19,645.84/27,110.43 = 10,693.36/x
  3. Step 3: Cross multiply
    19,645.84x = 27,110.43 × 10,693.36
  4. Step 4: Simplify right side
    19,645.84x = 289,901,587.74
  5. Step 5: Solve for x
    x = 289,901,587.74/19,645.84
  6. Step 6: Final answer
    x = 14,756.39

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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.