Home / 15,984.80-23,975.10-4,892.60

Finding the Fourth Proportional to 15,984.80, 23,975.10 and 4,892.60

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Solution

The fourth proportional to 15,984.80, 23,975.10 and 4,892.60 is: 7,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.80 : 23,975.10 = 4,892.60 : x
  2. Step 2: Convert to fraction form
    15,984.80/23,975.10 = 4,892.60/x
  3. Step 3: Cross multiply
    15,984.80x = 23,975.10 × 4,892.60
  4. Step 4: Simplify right side
    15,984.80x = 117,300,574.26
  5. Step 5: Solve for x
    x = 117,300,574.26/15,984.80
  6. Step 6: Final answer
    x = 7,338.26

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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.