Home / 25,173.34-34,738.46-13,842.86

Finding the Fourth Proportional to 25,173.34, 34,738.46 and 13,842.86

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Solution

The fourth proportional to 25,173.34, 34,738.46 and 13,842.86 is: 19,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.34 : 34,738.46 = 13,842.86 : x
  2. Step 2: Convert to fraction form
    25,173.34/34,738.46 = 13,842.86/x
  3. Step 3: Cross multiply
    25,173.34x = 34,738.46 × 13,842.86
  4. Step 4: Simplify right side
    25,173.34x = 480,879,638.40
  5. Step 5: Solve for x
    x = 480,879,638.40/25,173.34
  6. Step 6: Final answer
    x = 19,102.73

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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.