Home / 30,930.77-46,395.74-7,557.41

Finding the Fourth Proportional to 30,930.77, 46,395.74 and 7,557.41

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Solution

The fourth proportional to 30,930.77, 46,395.74 and 7,557.41 is: 11,336.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,930.77 : 46,395.74 = 7,557.41 : x
  2. Step 2: Convert to fraction form
    30,930.77/46,395.74 = 7,557.41/x
  3. Step 3: Cross multiply
    30,930.77x = 46,395.74 × 7,557.41
  4. Step 4: Simplify right side
    30,930.77x = 350,631,397.45
  5. Step 5: Solve for x
    x = 350,631,397.45/30,930.77
  6. Step 6: Final answer
    x = 11,336.01

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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.