Home / 13,122.02-19,677.81-4,800.14

Finding the Fourth Proportional to 13,122.02, 19,677.81 and 4,800.14

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Solution

The fourth proportional to 13,122.02, 19,677.81 and 4,800.14 is: 7,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122.02 : 19,677.81 = 4,800.14 : x
  2. Step 2: Convert to fraction form
    13,122.02/19,677.81 = 4,800.14/x
  3. Step 3: Cross multiply
    13,122.02x = 19,677.81 × 4,800.14
  4. Step 4: Simplify right side
    13,122.02x = 94,456,242.89
  5. Step 5: Solve for x
    x = 94,456,242.89/13,122.02
  6. Step 6: Final answer
    x = 7,198.30

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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.