Home / 17,029.80-23,502.60-9,478.80

Finding the Fourth Proportional to 17,029.80, 23,502.60 and 9,478.80

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Solution

The fourth proportional to 17,029.80, 23,502.60 and 9,478.80 is: 13,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.80 : 23,502.60 = 9,478.80 : x
  2. Step 2: Convert to fraction form
    17,029.80/23,502.60 = 9,478.80/x
  3. Step 3: Cross multiply
    17,029.80x = 23,502.60 × 9,478.80
  4. Step 4: Simplify right side
    17,029.80x = 222,776,444.88
  5. Step 5: Solve for x
    x = 222,776,444.88/17,029.80
  6. Step 6: Final answer
    x = 13,081.57

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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.