Home / 15,603.99-23,405.75-5,074.49

Finding the Fourth Proportional to 15,603.99, 23,405.75 and 5,074.49

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Solution

The fourth proportional to 15,603.99, 23,405.75 and 5,074.49 is: 7,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.99 : 23,405.75 = 5,074.49 : x
  2. Step 2: Convert to fraction form
    15,603.99/23,405.75 = 5,074.49/x
  3. Step 3: Cross multiply
    15,603.99x = 23,405.75 × 5,074.49
  4. Step 4: Simplify right side
    15,603.99x = 118,772,244.32
  5. Step 5: Solve for x
    x = 118,772,244.32/15,603.99
  6. Step 6: Final answer
    x = 7,611.66

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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.