Home / 26,090.48-39,133.56-8,561.36

Finding the Fourth Proportional to 26,090.48, 39,133.56 and 8,561.36

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Solution

The fourth proportional to 26,090.48, 39,133.56 and 8,561.36 is: 12,841.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.48 : 39,133.56 = 8,561.36 : x
  2. Step 2: Convert to fraction form
    26,090.48/39,133.56 = 8,561.36/x
  3. Step 3: Cross multiply
    26,090.48x = 39,133.56 × 8,561.36
  4. Step 4: Simplify right side
    26,090.48x = 335,036,495.24
  5. Step 5: Solve for x
    x = 335,036,495.24/26,090.48
  6. Step 6: Final answer
    x = 12,841.33

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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.