Home / 33,820.64-46,672.56-18,714.40

Finding the Fourth Proportional to 33,820.64, 46,672.56 and 18,714.40

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Solution

The fourth proportional to 33,820.64, 46,672.56 and 18,714.40 is: 25,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.64 : 46,672.56 = 18,714.40 : x
  2. Step 2: Convert to fraction form
    33,820.64/46,672.56 = 18,714.40/x
  3. Step 3: Cross multiply
    33,820.64x = 46,672.56 × 18,714.40
  4. Step 4: Simplify right side
    33,820.64x = 873,448,956.86
  5. Step 5: Solve for x
    x = 873,448,956.86/33,820.64
  6. Step 6: Final answer
    x = 25,825.91

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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.