Home / 25,628.01-35,370.55-15,554.51

Finding the Fourth Proportional to 25,628.01, 35,370.55 and 15,554.51

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Solution

The fourth proportional to 25,628.01, 35,370.55 and 15,554.51 is: 21,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,628.01 : 35,370.55 = 15,554.51 : x
  2. Step 2: Convert to fraction form
    25,628.01/35,370.55 = 15,554.51/x
  3. Step 3: Cross multiply
    25,628.01x = 35,370.55 × 15,554.51
  4. Step 4: Simplify right side
    25,628.01x = 550,171,357.94
  5. Step 5: Solve for x
    x = 550,171,357.94/25,628.01
  6. Step 6: Final answer
    x = 21,467.58

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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.