Home / 28,923.04-43,371.12-14,132.64

Finding the Fourth Proportional to 28,923.04, 43,371.12 and 14,132.64

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Solution

The fourth proportional to 28,923.04, 43,371.12 and 14,132.64 is: 21,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923.04 : 43,371.12 = 14,132.64 : x
  2. Step 2: Convert to fraction form
    28,923.04/43,371.12 = 14,132.64/x
  3. Step 3: Cross multiply
    28,923.04x = 43,371.12 × 14,132.64
  4. Step 4: Simplify right side
    28,923.04x = 612,948,425.36
  5. Step 5: Solve for x
    x = 612,948,425.36/28,923.04
  6. Step 6: Final answer
    x = 21,192.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.