Home / 12,923.47-17,833.75-7,336.27

Finding the Fourth Proportional to 12,923.47, 17,833.75 and 7,336.27

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Solution

The fourth proportional to 12,923.47, 17,833.75 and 7,336.27 is: 10,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.47 : 17,833.75 = 7,336.27 : x
  2. Step 2: Convert to fraction form
    12,923.47/17,833.75 = 7,336.27/x
  3. Step 3: Cross multiply
    12,923.47x = 17,833.75 × 7,336.27
  4. Step 4: Simplify right side
    12,923.47x = 130,833,205.11
  5. Step 5: Solve for x
    x = 130,833,205.11/12,923.47
  6. Step 6: Final answer
    x = 10,123.69

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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.