Home / 28,005.30-38,579.64-23,529.24

Finding the Fourth Proportional to 28,005.30, 38,579.64 and 23,529.24

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Solution

The fourth proportional to 28,005.30, 38,579.64 and 23,529.24 is: 32,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,005.30 : 38,579.64 = 23,529.24 : x
  2. Step 2: Convert to fraction form
    28,005.30/38,579.64 = 23,529.24/x
  3. Step 3: Cross multiply
    28,005.30x = 38,579.64 × 23,529.24
  4. Step 4: Simplify right side
    28,005.30x = 907,749,608.67
  5. Step 5: Solve for x
    x = 907,749,608.67/28,005.30
  6. Step 6: Final answer
    x = 32,413.49

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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.