Home / 25,076.27-34,603.65-13,743.77

Finding the Fourth Proportional to 25,076.27, 34,603.65 and 13,743.77

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Solution

The fourth proportional to 25,076.27, 34,603.65 and 13,743.77 is: 18,965.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.27 : 34,603.65 = 13,743.77 : x
  2. Step 2: Convert to fraction form
    25,076.27/34,603.65 = 13,743.77/x
  3. Step 3: Cross multiply
    25,076.27x = 34,603.65 × 13,743.77
  4. Step 4: Simplify right side
    25,076.27x = 475,584,433.74
  5. Step 5: Solve for x
    x = 475,584,433.74/25,076.27
  6. Step 6: Final answer
    x = 18,965.52

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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.