Home / 15,603.04-23,406-5,216.32

Finding the Fourth Proportional to 15,603.04, 23,406 and 5,216.32

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Solution

The fourth proportional to 15,603.04, 23,406 and 5,216.32 is: 7,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.04 : 23,406 = 5,216.32 : x
  2. Step 2: Convert to fraction form
    15,603.04/23,406 = 5,216.32/x
  3. Step 3: Cross multiply
    15,603.04x = 23,406 × 5,216.32
  4. Step 4: Simplify right side
    15,603.04x = 122,093,185.92
  5. Step 5: Solve for x
    x = 122,093,185.92/15,603.04
  6. Step 6: Final answer
    x = 7,824.96

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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.