Home / 14,054.34-19,394.36-7,766.58

Finding the Fourth Proportional to 14,054.34, 19,394.36 and 7,766.58

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Solution

The fourth proportional to 14,054.34, 19,394.36 and 7,766.58 is: 10,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.34 : 19,394.36 = 7,766.58 : x
  2. Step 2: Convert to fraction form
    14,054.34/19,394.36 = 7,766.58/x
  3. Step 3: Cross multiply
    14,054.34x = 19,394.36 × 7,766.58
  4. Step 4: Simplify right side
    14,054.34x = 150,627,848.49
  5. Step 5: Solve for x
    x = 150,627,848.49/14,054.34
  6. Step 6: Final answer
    x = 10,717.53

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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.