Home / 12,845.94-19,260.41-7,301.90

Finding the Fourth Proportional to 12,845.94, 19,260.41 and 7,301.90

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Solution

The fourth proportional to 12,845.94, 19,260.41 and 7,301.90 is: 10,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845.94 : 19,260.41 = 7,301.90 : x
  2. Step 2: Convert to fraction form
    12,845.94/19,260.41 = 7,301.90/x
  3. Step 3: Cross multiply
    12,845.94x = 19,260.41 × 7,301.90
  4. Step 4: Simplify right side
    12,845.94x = 140,637,454.97
  5. Step 5: Solve for x
    x = 140,637,454.97/12,845.94
  6. Step 6: Final answer
    x = 10,948.01

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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.