Home / 25,074.76-34,603.60-13,743.54

Finding the Fourth Proportional to 25,074.76, 34,603.60 and 13,743.54

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Solution

The fourth proportional to 25,074.76, 34,603.60 and 13,743.54 is: 18,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074.76 : 34,603.60 = 13,743.54 : x
  2. Step 2: Convert to fraction form
    25,074.76/34,603.60 = 13,743.54/x
  3. Step 3: Cross multiply
    25,074.76x = 34,603.60 × 13,743.54
  4. Step 4: Simplify right side
    25,074.76x = 475,575,796.51
  5. Step 5: Solve for x
    x = 475,575,796.51/25,074.76
  6. Step 6: Final answer
    x = 18,966.32

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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.