Home / 16,763.69-23,133.80-9,106.90

Finding the Fourth Proportional to 16,763.69, 23,133.80 and 9,106.90

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Solution

The fourth proportional to 16,763.69, 23,133.80 and 9,106.90 is: 12,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,763.69 : 23,133.80 = 9,106.90 : x
  2. Step 2: Convert to fraction form
    16,763.69/23,133.80 = 9,106.90/x
  3. Step 3: Cross multiply
    16,763.69x = 23,133.80 × 9,106.90
  4. Step 4: Simplify right side
    16,763.69x = 210,677,203.22
  5. Step 5: Solve for x
    x = 210,677,203.22/16,763.69
  6. Step 6: Final answer
    x = 12,567.47

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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.