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Finding the Fourth Proportional to 33,430.20, 46,714.80 and 33,430.20

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Solution

The fourth proportional to 33,430.20, 46,714.80 and 33,430.20 is: 46,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.20 : 46,714.80 = 33,430.20 : x
  2. Step 2: Convert to fraction form
    33,430.20/46,714.80 = 33,430.20/x
  3. Step 3: Cross multiply
    33,430.20x = 46,714.80 × 33,430.20
  4. Step 4: Simplify right side
    33,430.20x = 1,561,685,106.96
  5. Step 5: Solve for x
    x = 1,561,685,106.96/33,430.20
  6. Step 6: Final answer
    x = 46,714.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.