Home / 25,480.98-35,097.71-18,300.33

Finding the Fourth Proportional to 25,480.98, 35,097.71 and 18,300.33

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Solution

The fourth proportional to 25,480.98, 35,097.71 and 18,300.33 is: 25,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.98 : 35,097.71 = 18,300.33 : x
  2. Step 2: Convert to fraction form
    25,480.98/35,097.71 = 18,300.33/x
  3. Step 3: Cross multiply
    25,480.98x = 35,097.71 × 18,300.33
  4. Step 4: Simplify right side
    25,480.98x = 642,299,583.74
  5. Step 5: Solve for x
    x = 642,299,583.74/25,480.98
  6. Step 6: Final answer
    x = 25,207.02

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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.