Home / 25,263.03-34,865.45-18,878.54

Finding the Fourth Proportional to 25,263.03, 34,865.45 and 18,878.54

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Solution

The fourth proportional to 25,263.03, 34,865.45 and 18,878.54 is: 26,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,263.03 : 34,865.45 = 18,878.54 : x
  2. Step 2: Convert to fraction form
    25,263.03/34,865.45 = 18,878.54/x
  3. Step 3: Cross multiply
    25,263.03x = 34,865.45 × 18,878.54
  4. Step 4: Simplify right side
    25,263.03x = 658,208,879.13
  5. Step 5: Solve for x
    x = 658,208,879.13/25,263.03
  6. Step 6: Final answer
    x = 26,054.23

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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.