Home / 23,189.67-31,966.23-14,220.54

Finding the Fourth Proportional to 23,189.67, 31,966.23 and 14,220.54

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Solution

The fourth proportional to 23,189.67, 31,966.23 and 14,220.54 is: 19,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.67 : 31,966.23 = 14,220.54 : x
  2. Step 2: Convert to fraction form
    23,189.67/31,966.23 = 14,220.54/x
  3. Step 3: Cross multiply
    23,189.67x = 31,966.23 × 14,220.54
  4. Step 4: Simplify right side
    23,189.67x = 454,577,052.36
  5. Step 5: Solve for x
    x = 454,577,052.36/23,189.67
  6. Step 6: Final answer
    x = 19,602.57

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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.