Home / 18,356.04-27,533.94-5,208.42

Finding the Fourth Proportional to 18,356.04, 27,533.94 and 5,208.42

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Solution

The fourth proportional to 18,356.04, 27,533.94 and 5,208.42 is: 7,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.04 : 27,533.94 = 5,208.42 : x
  2. Step 2: Convert to fraction form
    18,356.04/27,533.94 = 5,208.42/x
  3. Step 3: Cross multiply
    18,356.04x = 27,533.94 × 5,208.42
  4. Step 4: Simplify right side
    18,356.04x = 143,408,323.77
  5. Step 5: Solve for x
    x = 143,408,323.77/18,356.04
  6. Step 6: Final answer
    x = 7,812.60

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1.5x scale

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.