Home / 16,970.49-25,422.62-11,109.33

Finding the Fourth Proportional to 16,970.49, 25,422.62 and 11,109.33

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Solution

The fourth proportional to 16,970.49, 25,422.62 and 11,109.33 is: 16,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.49 : 25,422.62 = 11,109.33 : x
  2. Step 2: Convert to fraction form
    16,970.49/25,422.62 = 11,109.33/x
  3. Step 3: Cross multiply
    16,970.49x = 25,422.62 × 11,109.33
  4. Step 4: Simplify right side
    16,970.49x = 282,428,261.16
  5. Step 5: Solve for x
    x = 282,428,261.16/16,970.49
  6. Step 6: Final answer
    x = 16,642.32

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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.