Home / 26,190.09-36,142.43-14,253.41

Finding the Fourth Proportional to 26,190.09, 36,142.43 and 14,253.41

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Solution

The fourth proportional to 26,190.09, 36,142.43 and 14,253.41 is: 19,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.09 : 36,142.43 = 14,253.41 : x
  2. Step 2: Convert to fraction form
    26,190.09/36,142.43 = 14,253.41/x
  3. Step 3: Cross multiply
    26,190.09x = 36,142.43 × 14,253.41
  4. Step 4: Simplify right side
    26,190.09x = 515,152,621.21
  5. Step 5: Solve for x
    x = 515,152,621.21/26,190.09
  6. Step 6: Final answer
    x = 19,669.75

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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.