Home / 15,444.40-23,166.60-7,668.40

Finding the Fourth Proportional to 15,444.40, 23,166.60 and 7,668.40

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Solution

The fourth proportional to 15,444.40, 23,166.60 and 7,668.40 is: 11,502.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.40 : 23,166.60 = 7,668.40 : x
  2. Step 2: Convert to fraction form
    15,444.40/23,166.60 = 7,668.40/x
  3. Step 3: Cross multiply
    15,444.40x = 23,166.60 × 7,668.40
  4. Step 4: Simplify right side
    15,444.40x = 177,650,755.44
  5. Step 5: Solve for x
    x = 177,650,755.44/15,444.40
  6. Step 6: Final answer
    x = 11,502.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.