Home / 23,988.15-33,103.49-13,377.15

Finding the Fourth Proportional to 23,988.15, 33,103.49 and 13,377.15

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Solution

The fourth proportional to 23,988.15, 33,103.49 and 13,377.15 is: 18,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.15 : 33,103.49 = 13,377.15 : x
  2. Step 2: Convert to fraction form
    23,988.15/33,103.49 = 13,377.15/x
  3. Step 3: Cross multiply
    23,988.15x = 33,103.49 × 13,377.15
  4. Step 4: Simplify right side
    23,988.15x = 442,830,284.37
  5. Step 5: Solve for x
    x = 442,830,284.37/23,988.15
  6. Step 6: Final answer
    x = 18,460.38

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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.