Home / 26,189.89-36,142.07-14,253.32

Finding the Fourth Proportional to 26,189.89, 36,142.07 and 14,253.32

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Solution

The fourth proportional to 26,189.89, 36,142.07 and 14,253.32 is: 19,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.89 : 36,142.07 = 14,253.32 : x
  2. Step 2: Convert to fraction form
    26,189.89/36,142.07 = 14,253.32/x
  3. Step 3: Cross multiply
    26,189.89x = 36,142.07 × 14,253.32
  4. Step 4: Simplify right side
    26,189.89x = 515,144,425.22
  5. Step 5: Solve for x
    x = 515,144,425.22/26,189.89
  6. Step 6: Final answer
    x = 19,669.59

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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.