Home / 39,090-58,635-17,202

Finding the Fourth Proportional to 39,090, 58,635 and 17,202

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Solution

The fourth proportional to 39,090, 58,635 and 17,202 is: 25,803

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090 : 58,635 = 17,202 : x
  2. Step 2: Convert to fraction form
    39,090/58,635 = 17,202/x
  3. Step 3: Cross multiply
    39,090x = 58,635 × 17,202
  4. Step 4: Simplify right side
    39,090x = 1,008,639,270
  5. Step 5: Solve for x
    x = 1,008,639,270/39,090
  6. Step 6: Final answer
    x = 25,803

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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.