Home / 23,020.59-31,768.86-13,461.33

Finding the Fourth Proportional to 23,020.59, 31,768.86 and 13,461.33

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Solution

The fourth proportional to 23,020.59, 31,768.86 and 13,461.33 is: 18,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.59 : 31,768.86 = 13,461.33 : x
  2. Step 2: Convert to fraction form
    23,020.59/31,768.86 = 13,461.33/x
  3. Step 3: Cross multiply
    23,020.59x = 31,768.86 × 13,461.33
  4. Step 4: Simplify right side
    23,020.59x = 427,651,108.18
  5. Step 5: Solve for x
    x = 427,651,108.18/23,020.59
  6. Step 6: Final answer
    x = 18,576.90

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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.