Home / 28,053.54-38,714.56-16,116.57

Finding the Fourth Proportional to 28,053.54, 38,714.56 and 16,116.57

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Solution

The fourth proportional to 28,053.54, 38,714.56 and 16,116.57 is: 22,241.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.54 : 38,714.56 = 16,116.57 : x
  2. Step 2: Convert to fraction form
    28,053.54/38,714.56 = 16,116.57/x
  3. Step 3: Cross multiply
    28,053.54x = 38,714.56 × 16,116.57
  4. Step 4: Simplify right side
    28,053.54x = 623,945,875.97
  5. Step 5: Solve for x
    x = 623,945,875.97/28,053.54
  6. Step 6: Final answer
    x = 22,241.25

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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.