Home / 26,739.95-36,889.31-17,176.74

Finding the Fourth Proportional to 26,739.95, 36,889.31 and 17,176.74

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Solution

The fourth proportional to 26,739.95, 36,889.31 and 17,176.74 is: 23,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.95 : 36,889.31 = 17,176.74 : x
  2. Step 2: Convert to fraction form
    26,739.95/36,889.31 = 17,176.74/x
  3. Step 3: Cross multiply
    26,739.95x = 36,889.31 × 17,176.74
  4. Step 4: Simplify right side
    26,739.95x = 633,638,000.77
  5. Step 5: Solve for x
    x = 633,638,000.77/26,739.95
  6. Step 6: Final answer
    x = 23,696.31

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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.