Home / 13,368.47-20,053.98-5,055.44

Finding the Fourth Proportional to 13,368.47, 20,053.98 and 5,055.44

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Solution

The fourth proportional to 13,368.47, 20,053.98 and 5,055.44 is: 7,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.47 : 20,053.98 = 5,055.44 : x
  2. Step 2: Convert to fraction form
    13,368.47/20,053.98 = 5,055.44/x
  3. Step 3: Cross multiply
    13,368.47x = 20,053.98 × 5,055.44
  4. Step 4: Simplify right side
    13,368.47x = 101,381,592.38
  5. Step 5: Solve for x
    x = 101,381,592.38/13,368.47
  6. Step 6: Final answer
    x = 7,583.64

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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.