Home / 14,622.18-21,920.50-7,587.33

Finding the Fourth Proportional to 14,622.18, 21,920.50 and 7,587.33

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Solution

The fourth proportional to 14,622.18, 21,920.50 and 7,587.33 is: 11,374.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.18 : 21,920.50 = 7,587.33 : x
  2. Step 2: Convert to fraction form
    14,622.18/21,920.50 = 7,587.33/x
  3. Step 3: Cross multiply
    14,622.18x = 21,920.50 × 7,587.33
  4. Step 4: Simplify right side
    14,622.18x = 166,318,067.27
  5. Step 5: Solve for x
    x = 166,318,067.27/14,622.18
  6. Step 6: Final answer
    x = 11,374.37

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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.