Home / 16,430.96-22,674.48-9,357.32

Finding the Fourth Proportional to 16,430.96, 22,674.48 and 9,357.32

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Solution

The fourth proportional to 16,430.96, 22,674.48 and 9,357.32 is: 12,912.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.96 : 22,674.48 = 9,357.32 : x
  2. Step 2: Convert to fraction form
    16,430.96/22,674.48 = 9,357.32/x
  3. Step 3: Cross multiply
    16,430.96x = 22,674.48 × 9,357.32
  4. Step 4: Simplify right side
    16,430.96x = 212,172,365.19
  5. Step 5: Solve for x
    x = 212,172,365.19/16,430.96
  6. Step 6: Final answer
    x = 12,912.96

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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.