Home / 26,261.01-39,384.36-8,728.56

Finding the Fourth Proportional to 26,261.01, 39,384.36 and 8,728.56

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Solution

The fourth proportional to 26,261.01, 39,384.36 and 8,728.56 is: 13,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.01 : 39,384.36 = 8,728.56 : x
  2. Step 2: Convert to fraction form
    26,261.01/39,384.36 = 8,728.56/x
  3. Step 3: Cross multiply
    26,261.01x = 39,384.36 × 8,728.56
  4. Step 4: Simplify right side
    26,261.01x = 343,768,749.32
  5. Step 5: Solve for x
    x = 343,768,749.32/26,261.01
  6. Step 6: Final answer
    x = 13,090.46

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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.