Home / 12,892.35-19,339.02-4,008.60

Finding the Fourth Proportional to 12,892.35, 19,339.02 and 4,008.60

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Solution

The fourth proportional to 12,892.35, 19,339.02 and 4,008.60 is: 6,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892.35 : 19,339.02 = 4,008.60 : x
  2. Step 2: Convert to fraction form
    12,892.35/19,339.02 = 4,008.60/x
  3. Step 3: Cross multiply
    12,892.35x = 19,339.02 × 4,008.60
  4. Step 4: Simplify right side
    12,892.35x = 77,522,395.57
  5. Step 5: Solve for x
    x = 77,522,395.57/12,892.35
  6. Step 6: Final answer
    x = 6,013.05

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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.