Home / 26,738.96-40,122.10-17,860.34

Finding the Fourth Proportional to 26,738.96, 40,122.10 and 17,860.34

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Solution

The fourth proportional to 26,738.96, 40,122.10 and 17,860.34 is: 26,799.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,738.96 : 40,122.10 = 17,860.34 : x
  2. Step 2: Convert to fraction form
    26,738.96/40,122.10 = 17,860.34/x
  3. Step 3: Cross multiply
    26,738.96x = 40,122.10 × 17,860.34
  4. Step 4: Simplify right side
    26,738.96x = 716,594,347.51
  5. Step 5: Solve for x
    x = 716,594,347.51/26,738.96
  6. Step 6: Final answer
    x = 26,799.63

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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.