Home / 16,693.45-23,038.07-9,620.33

Finding the Fourth Proportional to 16,693.45, 23,038.07 and 9,620.33

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Solution

The fourth proportional to 16,693.45, 23,038.07 and 9,620.33 is: 13,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.45 : 23,038.07 = 9,620.33 : x
  2. Step 2: Convert to fraction form
    16,693.45/23,038.07 = 9,620.33/x
  3. Step 3: Cross multiply
    16,693.45x = 23,038.07 × 9,620.33
  4. Step 4: Simplify right side
    16,693.45x = 221,633,672.67
  5. Step 5: Solve for x
    x = 221,633,672.67/16,693.45
  6. Step 6: Final answer
    x = 13,276.69

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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.