Home / 15,770.96-23,586.71-14,028.20

Finding the Fourth Proportional to 15,770.96, 23,586.71 and 14,028.20

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Solution

The fourth proportional to 15,770.96, 23,586.71 and 14,028.20 is: 20,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.96 : 23,586.71 = 14,028.20 : x
  2. Step 2: Convert to fraction form
    15,770.96/23,586.71 = 14,028.20/x
  3. Step 3: Cross multiply
    15,770.96x = 23,586.71 × 14,028.20
  4. Step 4: Simplify right side
    15,770.96x = 330,878,897.15
  5. Step 5: Solve for x
    x = 330,878,897.15/15,770.96
  6. Step 6: Final answer
    x = 20,980.27

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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.