Home / 17,231.48-23,779.67-16,635.45

Finding the Fourth Proportional to 17,231.48, 23,779.67 and 16,635.45

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Solution

The fourth proportional to 17,231.48, 23,779.67 and 16,635.45 is: 22,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.48 : 23,779.67 = 16,635.45 : x
  2. Step 2: Convert to fraction form
    17,231.48/23,779.67 = 16,635.45/x
  3. Step 3: Cross multiply
    17,231.48x = 23,779.67 × 16,635.45
  4. Step 4: Simplify right side
    17,231.48x = 395,585,428.12
  5. Step 5: Solve for x
    x = 395,585,428.12/17,231.48
  6. Step 6: Final answer
    x = 22,957.14

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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.