Home / 23,918.80-33,007.88-13,308.18

Finding the Fourth Proportional to 23,918.80, 33,007.88 and 13,308.18

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Solution

The fourth proportional to 23,918.80, 33,007.88 and 13,308.18 is: 18,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.80 : 33,007.88 = 13,308.18 : x
  2. Step 2: Convert to fraction form
    23,918.80/33,007.88 = 13,308.18/x
  3. Step 3: Cross multiply
    23,918.80x = 33,007.88 × 13,308.18
  4. Step 4: Simplify right side
    23,918.80x = 439,274,808.46
  5. Step 5: Solve for x
    x = 439,274,808.46/23,918.80
  6. Step 6: Final answer
    x = 18,365.25

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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.