Home / 21,699.03-32,459.40-17,325.03

Finding the Fourth Proportional to 21,699.03, 32,459.40 and 17,325.03

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Solution

The fourth proportional to 21,699.03, 32,459.40 and 17,325.03 is: 25,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,699.03 : 32,459.40 = 17,325.03 : x
  2. Step 2: Convert to fraction form
    21,699.03/32,459.40 = 17,325.03/x
  3. Step 3: Cross multiply
    21,699.03x = 32,459.40 × 17,325.03
  4. Step 4: Simplify right side
    21,699.03x = 562,360,078.78
  5. Step 5: Solve for x
    x = 562,360,078.78/21,699.03
  6. Step 6: Final answer
    x = 25,916.37

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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.