Home / 16,817.48-23,205.70-9,742.60

Finding the Fourth Proportional to 16,817.48, 23,205.70 and 9,742.60

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Solution

The fourth proportional to 16,817.48, 23,205.70 and 9,742.60 is: 13,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.48 : 23,205.70 = 9,742.60 : x
  2. Step 2: Convert to fraction form
    16,817.48/23,205.70 = 9,742.60/x
  3. Step 3: Cross multiply
    16,817.48x = 23,205.70 × 9,742.60
  4. Step 4: Simplify right side
    16,817.48x = 226,083,852.82
  5. Step 5: Solve for x
    x = 226,083,852.82/16,817.48
  6. Step 6: Final answer
    x = 13,443.38

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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.