Home / 19,022.12-26,220.19-14,982.54

Finding the Fourth Proportional to 19,022.12, 26,220.19 and 14,982.54

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Solution

The fourth proportional to 19,022.12, 26,220.19 and 14,982.54 is: 20,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.12 : 26,220.19 = 14,982.54 : x
  2. Step 2: Convert to fraction form
    19,022.12/26,220.19 = 14,982.54/x
  3. Step 3: Cross multiply
    19,022.12x = 26,220.19 × 14,982.54
  4. Step 4: Simplify right side
    19,022.12x = 392,845,222.23
  5. Step 5: Solve for x
    x = 392,845,222.23/19,022.12
  6. Step 6: Final answer
    x = 20,652.03

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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.