Home / 14,177.40-19,540.08-10,392.54

Finding the Fourth Proportional to 14,177.40, 19,540.08 and 10,392.54

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Solution

The fourth proportional to 14,177.40, 19,540.08 and 10,392.54 is: 14,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.40 : 19,540.08 = 10,392.54 : x
  2. Step 2: Convert to fraction form
    14,177.40/19,540.08 = 10,392.54/x
  3. Step 3: Cross multiply
    14,177.40x = 19,540.08 × 10,392.54
  4. Step 4: Simplify right side
    14,177.40x = 203,071,063.00
  5. Step 5: Solve for x
    x = 203,071,063.00/14,177.40
  6. Step 6: Final answer
    x = 14,323.58

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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.