Home / 23,020.67-31,770.18-14,069.88

Finding the Fourth Proportional to 23,020.67, 31,770.18 and 14,069.88

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Solution

The fourth proportional to 23,020.67, 31,770.18 and 14,069.88 is: 19,417.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.67 : 31,770.18 = 14,069.88 : x
  2. Step 2: Convert to fraction form
    23,020.67/31,770.18 = 14,069.88/x
  3. Step 3: Cross multiply
    23,020.67x = 31,770.18 × 14,069.88
  4. Step 4: Simplify right side
    23,020.67x = 447,002,620.18
  5. Step 5: Solve for x
    x = 447,002,620.18/23,020.67
  6. Step 6: Final answer
    x = 19,417.45

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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.