Home / 19,579.19-26,999.42-16,755.93

Finding the Fourth Proportional to 19,579.19, 26,999.42 and 16,755.93

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Solution

The fourth proportional to 19,579.19, 26,999.42 and 16,755.93 is: 23,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,579.19 : 26,999.42 = 16,755.93 : x
  2. Step 2: Convert to fraction form
    19,579.19/26,999.42 = 16,755.93/x
  3. Step 3: Cross multiply
    19,579.19x = 26,999.42 × 16,755.93
  4. Step 4: Simplify right side
    19,579.19x = 452,400,307.78
  5. Step 5: Solve for x
    x = 452,400,307.78/19,579.19
  6. Step 6: Final answer
    x = 23,106.19

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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.