Home / 30,887.36-46,330.69-7,513.82

Finding the Fourth Proportional to 30,887.36, 46,330.69 and 7,513.82

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Solution

The fourth proportional to 30,887.36, 46,330.69 and 7,513.82 is: 11,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,887.36 : 46,330.69 = 7,513.82 : x
  2. Step 2: Convert to fraction form
    30,887.36/46,330.69 = 7,513.82/x
  3. Step 3: Cross multiply
    30,887.36x = 46,330.69 × 7,513.82
  4. Step 4: Simplify right side
    30,887.36x = 348,120,465.14
  5. Step 5: Solve for x
    x = 348,120,465.14/30,887.36
  6. Step 6: Final answer
    x = 11,270.64

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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.