Home / 30,110.00-41,550.60-16,681.46

Finding the Fourth Proportional to 30,110.00, 41,550.60 and 16,681.46

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Solution

The fourth proportional to 30,110.00, 41,550.60 and 16,681.46 is: 23,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,110.00 : 41,550.60 = 16,681.46 : x
  2. Step 2: Convert to fraction form
    30,110.00/41,550.60 = 16,681.46/x
  3. Step 3: Cross multiply
    30,110.00x = 41,550.60 × 16,681.46
  4. Step 4: Simplify right side
    30,110.00x = 693,124,526.68
  5. Step 5: Solve for x
    x = 693,124,526.68/30,110.00
  6. Step 6: Final answer
    x = 23,019.75

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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.