Home / 28,916.89-43,345.78-16,410.50

Finding the Fourth Proportional to 28,916.89, 43,345.78 and 16,410.50

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Solution

The fourth proportional to 28,916.89, 43,345.78 and 16,410.50 is: 24,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916.89 : 43,345.78 = 16,410.50 : x
  2. Step 2: Convert to fraction form
    28,916.89/43,345.78 = 16,410.50/x
  3. Step 3: Cross multiply
    28,916.89x = 43,345.78 × 16,410.50
  4. Step 4: Simplify right side
    28,916.89x = 711,325,922.69
  5. Step 5: Solve for x
    x = 711,325,922.69/28,916.89
  6. Step 6: Final answer
    x = 24,598.98

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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.