Home / 18,698.49-25,804.40-10,200.75

Finding the Fourth Proportional to 18,698.49, 25,804.40 and 10,200.75

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Solution

The fourth proportional to 18,698.49, 25,804.40 and 10,200.75 is: 14,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698.49 : 25,804.40 = 10,200.75 : x
  2. Step 2: Convert to fraction form
    18,698.49/25,804.40 = 10,200.75/x
  3. Step 3: Cross multiply
    18,698.49x = 25,804.40 × 10,200.75
  4. Step 4: Simplify right side
    18,698.49x = 263,224,233.30
  5. Step 5: Solve for x
    x = 263,224,233.30/18,698.49
  6. Step 6: Final answer
    x = 14,077.30

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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.