Home / 13,023.04-17,971.88-7,054.70

Finding the Fourth Proportional to 13,023.04, 17,971.88 and 7,054.70

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Solution

The fourth proportional to 13,023.04, 17,971.88 and 7,054.70 is: 9,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.04 : 17,971.88 = 7,054.70 : x
  2. Step 2: Convert to fraction form
    13,023.04/17,971.88 = 7,054.70/x
  3. Step 3: Cross multiply
    13,023.04x = 17,971.88 × 7,054.70
  4. Step 4: Simplify right side
    13,023.04x = 126,786,288.02
  5. Step 5: Solve for x
    x = 126,786,288.02/13,023.04
  6. Step 6: Final answer
    x = 9,735.54

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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.