Home / 25,960.64-35,820.96-14,780.48

Finding the Fourth Proportional to 25,960.64, 35,820.96 and 14,780.48

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Solution

The fourth proportional to 25,960.64, 35,820.96 and 14,780.48 is: 20,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,960.64 : 35,820.96 = 14,780.48 : x
  2. Step 2: Convert to fraction form
    25,960.64/35,820.96 = 14,780.48/x
  3. Step 3: Cross multiply
    25,960.64x = 35,820.96 × 14,780.48
  4. Step 4: Simplify right side
    25,960.64x = 529,450,982.86
  5. Step 5: Solve for x
    x = 529,450,982.86/25,960.64
  6. Step 6: Final answer
    x = 20,394.37

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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.