Home / 21,501-32,247.54-5,916.60

Finding the Fourth Proportional to 21,501, 32,247.54 and 5,916.60

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Solution

The fourth proportional to 21,501, 32,247.54 and 5,916.60 is: 8,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,501 : 32,247.54 = 5,916.60 : x
  2. Step 2: Convert to fraction form
    21,501/32,247.54 = 5,916.60/x
  3. Step 3: Cross multiply
    21,501x = 32,247.54 × 5,916.60
  4. Step 4: Simplify right side
    21,501x = 190,795,795.16
  5. Step 5: Solve for x
    x = 190,795,795.16/21,501
  6. Step 6: Final answer
    x = 8,873.81

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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.