Home / 14,055.70-21,083.64-4,195.07

Finding the Fourth Proportional to 14,055.70, 21,083.64 and 4,195.07

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Solution

The fourth proportional to 14,055.70, 21,083.64 and 4,195.07 is: 6,292.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.70 : 21,083.64 = 4,195.07 : x
  2. Step 2: Convert to fraction form
    14,055.70/21,083.64 = 4,195.07/x
  3. Step 3: Cross multiply
    14,055.70x = 21,083.64 × 4,195.07
  4. Step 4: Simplify right side
    14,055.70x = 88,447,219.26
  5. Step 5: Solve for x
    x = 88,447,219.26/14,055.70
  6. Step 6: Final answer
    x = 6,292.63

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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.