Home / 13,821.02-19,072.50-7,533.26

Finding the Fourth Proportional to 13,821.02, 19,072.50 and 7,533.26

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Solution

The fourth proportional to 13,821.02, 19,072.50 and 7,533.26 is: 10,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821.02 : 19,072.50 = 7,533.26 : x
  2. Step 2: Convert to fraction form
    13,821.02/19,072.50 = 7,533.26/x
  3. Step 3: Cross multiply
    13,821.02x = 19,072.50 × 7,533.26
  4. Step 4: Simplify right side
    13,821.02x = 143,678,101.35
  5. Step 5: Solve for x
    x = 143,678,101.35/13,821.02
  6. Step 6: Final answer
    x = 10,395.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.