Home / 26,697.36-36,851.10-18,741.54

Finding the Fourth Proportional to 26,697.36, 36,851.10 and 18,741.54

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Solution

The fourth proportional to 26,697.36, 36,851.10 and 18,741.54 is: 25,869.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,697.36 : 36,851.10 = 18,741.54 : x
  2. Step 2: Convert to fraction form
    26,697.36/36,851.10 = 18,741.54/x
  3. Step 3: Cross multiply
    26,697.36x = 36,851.10 × 18,741.54
  4. Step 4: Simplify right side
    26,697.36x = 690,646,364.69
  5. Step 5: Solve for x
    x = 690,646,364.69/26,697.36
  6. Step 6: Final answer
    x = 25,869.46

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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.