Home / 11,263.14-15,430.41-10,842.60

Finding the Fourth Proportional to 11,263.14, 15,430.41 and 10,842.60

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Solution

The fourth proportional to 11,263.14, 15,430.41 and 10,842.60 is: 14,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.14 : 15,430.41 = 10,842.60 : x
  2. Step 2: Convert to fraction form
    11,263.14/15,430.41 = 10,842.60/x
  3. Step 3: Cross multiply
    11,263.14x = 15,430.41 × 10,842.60
  4. Step 4: Simplify right side
    11,263.14x = 167,305,763.47
  5. Step 5: Solve for x
    x = 167,305,763.47/11,263.14
  6. Step 6: Final answer
    x = 14,854.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.