Home / 28,552.60-42,815.58-15,222.25

Finding the Fourth Proportional to 28,552.60, 42,815.58 and 15,222.25

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Solution

The fourth proportional to 28,552.60, 42,815.58 and 15,222.25 is: 22,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,552.60 : 42,815.58 = 15,222.25 : x
  2. Step 2: Convert to fraction form
    28,552.60/42,815.58 = 15,222.25/x
  3. Step 3: Cross multiply
    28,552.60x = 42,815.58 × 15,222.25
  4. Step 4: Simplify right side
    28,552.60x = 651,749,462.66
  5. Step 5: Solve for x
    x = 651,749,462.66/28,552.60
  6. Step 6: Final answer
    x = 22,826.27

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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.