Home / 28,601.60-42,810.24-14,731.52

Finding the Fourth Proportional to 28,601.60, 42,810.24 and 14,731.52

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Solution

The fourth proportional to 28,601.60, 42,810.24 and 14,731.52 is: 22,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,601.60 : 42,810.24 = 14,731.52 : x
  2. Step 2: Convert to fraction form
    28,601.60/42,810.24 = 14,731.52/x
  3. Step 3: Cross multiply
    28,601.60x = 42,810.24 × 14,731.52
  4. Step 4: Simplify right side
    28,601.60x = 630,659,906.76
  5. Step 5: Solve for x
    x = 630,659,906.76/28,601.60
  6. Step 6: Final answer
    x = 22,049.81

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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.