Home / 16,838.88-23,237.69-9,669.03

Finding the Fourth Proportional to 16,838.88, 23,237.69 and 9,669.03

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Solution

The fourth proportional to 16,838.88, 23,237.69 and 9,669.03 is: 13,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.88 : 23,237.69 = 9,669.03 : x
  2. Step 2: Convert to fraction form
    16,838.88/23,237.69 = 9,669.03/x
  3. Step 3: Cross multiply
    16,838.88x = 23,237.69 × 9,669.03
  4. Step 4: Simplify right side
    16,838.88x = 224,685,873.40
  5. Step 5: Solve for x
    x = 224,685,873.40/16,838.88
  6. Step 6: Final answer
    x = 13,343.28

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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.