Home / 16,683.03-23,021.89-9,129.17

Finding the Fourth Proportional to 16,683.03, 23,021.89 and 9,129.17

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Solution

The fourth proportional to 16,683.03, 23,021.89 and 9,129.17 is: 12,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683.03 : 23,021.89 = 9,129.17 : x
  2. Step 2: Convert to fraction form
    16,683.03/23,021.89 = 9,129.17/x
  3. Step 3: Cross multiply
    16,683.03x = 23,021.89 × 9,129.17
  4. Step 4: Simplify right side
    16,683.03x = 210,170,782.26
  5. Step 5: Solve for x
    x = 210,170,782.26/16,683.03
  6. Step 6: Final answer
    x = 12,597.88

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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.