Home / 30,107.48-41,544.63-16,678.01

Finding the Fourth Proportional to 30,107.48, 41,544.63 and 16,678.01

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Solution

The fourth proportional to 30,107.48, 41,544.63 and 16,678.01 is: 23,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,107.48 : 41,544.63 = 16,678.01 : x
  2. Step 2: Convert to fraction form
    30,107.48/41,544.63 = 16,678.01/x
  3. Step 3: Cross multiply
    30,107.48x = 41,544.63 × 16,678.01
  4. Step 4: Simplify right side
    30,107.48x = 692,881,754.59
  5. Step 5: Solve for x
    x = 692,881,754.59/30,107.48
  6. Step 6: Final answer
    x = 23,013.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.