Home / 15,355-23,032.50-4,966.75

Finding the Fourth Proportional to 15,355, 23,032.50 and 4,966.75

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Solution

The fourth proportional to 15,355, 23,032.50 and 4,966.75 is: 7,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355 : 23,032.50 = 4,966.75 : x
  2. Step 2: Convert to fraction form
    15,355/23,032.50 = 4,966.75/x
  3. Step 3: Cross multiply
    15,355x = 23,032.50 × 4,966.75
  4. Step 4: Simplify right side
    15,355x = 114,396,669.38
  5. Step 5: Solve for x
    x = 114,396,669.38/15,355
  6. Step 6: Final answer
    x = 7,450.13

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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.