Home / 17,378.46-23,980.56-10,303.92

Finding the Fourth Proportional to 17,378.46, 23,980.56 and 10,303.92

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Solution

The fourth proportional to 17,378.46, 23,980.56 and 10,303.92 is: 14,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.46 : 23,980.56 = 10,303.92 : x
  2. Step 2: Convert to fraction form
    17,378.46/23,980.56 = 10,303.92/x
  3. Step 3: Cross multiply
    17,378.46x = 23,980.56 × 10,303.92
  4. Step 4: Simplify right side
    17,378.46x = 247,093,771.80
  5. Step 5: Solve for x
    x = 247,093,771.80/17,378.46
  6. Step 6: Final answer
    x = 14,218.39

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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.