Home / 19,623.95-27,152.37-17,111.30

Finding the Fourth Proportional to 19,623.95, 27,152.37 and 17,111.30

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Solution

The fourth proportional to 19,623.95, 27,152.37 and 17,111.30 is: 23,675.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.95 : 27,152.37 = 17,111.30 : x
  2. Step 2: Convert to fraction form
    19,623.95/27,152.37 = 17,111.30/x
  3. Step 3: Cross multiply
    19,623.95x = 27,152.37 × 17,111.30
  4. Step 4: Simplify right side
    19,623.95x = 464,612,263.22
  5. Step 5: Solve for x
    x = 464,612,263.22/19,623.95
  6. Step 6: Final answer
    x = 23,675.78

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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.