Home / 28,852.35-43,290.68-15,714.15

Finding the Fourth Proportional to 28,852.35, 43,290.68 and 15,714.15

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Solution

The fourth proportional to 28,852.35, 43,290.68 and 15,714.15 is: 23,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.35 : 43,290.68 = 15,714.15 : x
  2. Step 2: Convert to fraction form
    28,852.35/43,290.68 = 15,714.15/x
  3. Step 3: Cross multiply
    28,852.35x = 43,290.68 × 15,714.15
  4. Step 4: Simplify right side
    28,852.35x = 680,276,160.55
  5. Step 5: Solve for x
    x = 680,276,160.55/28,852.35
  6. Step 6: Final answer
    x = 23,577.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.