Home / 23,770.40-32,808.66-15,812.96

Finding the Fourth Proportional to 23,770.40, 32,808.66 and 15,812.96

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Solution

The fourth proportional to 23,770.40, 32,808.66 and 15,812.96 is: 21,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,770.40 : 32,808.66 = 15,812.96 : x
  2. Step 2: Convert to fraction form
    23,770.40/32,808.66 = 15,812.96/x
  3. Step 3: Cross multiply
    23,770.40x = 32,808.66 × 15,812.96
  4. Step 4: Simplify right side
    23,770.40x = 518,802,028.23
  5. Step 5: Solve for x
    x = 518,802,028.23/23,770.40
  6. Step 6: Final answer
    x = 21,825.55

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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.