Home / 17,347.11-25,993.40-13,408.01

Finding the Fourth Proportional to 17,347.11, 25,993.40 and 13,408.01

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Solution

The fourth proportional to 17,347.11, 25,993.40 and 13,408.01 is: 20,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,347.11 : 25,993.40 = 13,408.01 : x
  2. Step 2: Convert to fraction form
    17,347.11/25,993.40 = 13,408.01/x
  3. Step 3: Cross multiply
    17,347.11x = 25,993.40 × 13,408.01
  4. Step 4: Simplify right side
    17,347.11x = 348,519,637.17
  5. Step 5: Solve for x
    x = 348,519,637.17/17,347.11
  6. Step 6: Final answer
    x = 20,090.94

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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.