Home / 18,723.86-25,794.98-13,048.29

Finding the Fourth Proportional to 18,723.86, 25,794.98 and 13,048.29

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Solution

The fourth proportional to 18,723.86, 25,794.98 and 13,048.29 is: 17,976.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723.86 : 25,794.98 = 13,048.29 : x
  2. Step 2: Convert to fraction form
    18,723.86/25,794.98 = 13,048.29/x
  3. Step 3: Cross multiply
    18,723.86x = 25,794.98 × 13,048.29
  4. Step 4: Simplify right side
    18,723.86x = 336,580,314.34
  5. Step 5: Solve for x
    x = 336,580,314.34/18,723.86
  6. Step 6: Final answer
    x = 17,976.01

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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.