Home / 23,988.84-33,104.54-13,378.49

Finding the Fourth Proportional to 23,988.84, 33,104.54 and 13,378.49

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Solution

The fourth proportional to 23,988.84, 33,104.54 and 13,378.49 is: 18,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.84 : 33,104.54 = 13,378.49 : x
  2. Step 2: Convert to fraction form
    23,988.84/33,104.54 = 13,378.49/x
  3. Step 3: Cross multiply
    23,988.84x = 33,104.54 × 13,378.49
  4. Step 4: Simplify right side
    23,988.84x = 442,888,524.93
  5. Step 5: Solve for x
    x = 442,888,524.93/23,988.84
  6. Step 6: Final answer
    x = 18,462.27

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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.