Home / 17,388.40-23,996.00-9,430.59

Finding the Fourth Proportional to 17,388.40, 23,996.00 and 9,430.59

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Solution

The fourth proportional to 17,388.40, 23,996.00 and 9,430.59 is: 13,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.40 : 23,996.00 = 9,430.59 : x
  2. Step 2: Convert to fraction form
    17,388.40/23,996.00 = 9,430.59/x
  3. Step 3: Cross multiply
    17,388.40x = 23,996.00 × 9,430.59
  4. Step 4: Simplify right side
    17,388.40x = 226,296,390.49
  5. Step 5: Solve for x
    x = 226,296,390.49/17,388.40
  6. Step 6: Final answer
    x = 13,014.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.