Home / 30,197.16-41,671.98-16,768.08

Finding the Fourth Proportional to 30,197.16, 41,671.98 and 16,768.08

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Solution

The fourth proportional to 30,197.16, 41,671.98 and 16,768.08 is: 23,139.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.16 : 41,671.98 = 16,768.08 : x
  2. Step 2: Convert to fraction form
    30,197.16/41,671.98 = 16,768.08/x
  3. Step 3: Cross multiply
    30,197.16x = 41,671.98 × 16,768.08
  4. Step 4: Simplify right side
    30,197.16x = 698,759,094.40
  5. Step 5: Solve for x
    x = 698,759,094.40/30,197.16
  6. Step 6: Final answer
    x = 23,139.89

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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.