Home / 19,751.14-29,625.81-10,980.46

Finding the Fourth Proportional to 19,751.14, 29,625.81 and 10,980.46

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Solution

The fourth proportional to 19,751.14, 29,625.81 and 10,980.46 is: 16,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,751.14 : 29,625.81 = 10,980.46 : x
  2. Step 2: Convert to fraction form
    19,751.14/29,625.81 = 10,980.46/x
  3. Step 3: Cross multiply
    19,751.14x = 29,625.81 × 10,980.46
  4. Step 4: Simplify right side
    19,751.14x = 325,305,021.67
  5. Step 5: Solve for x
    x = 325,305,021.67/19,751.14
  6. Step 6: Final answer
    x = 16,470.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.