Home / 39,576.50-54,615.57-22,810.58

Finding the Fourth Proportional to 39,576.50, 54,615.57 and 22,810.58

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Solution

The fourth proportional to 39,576.50, 54,615.57 and 22,810.58 is: 31,478.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576.50 : 54,615.57 = 22,810.58 : x
  2. Step 2: Convert to fraction form
    39,576.50/54,615.57 = 22,810.58/x
  3. Step 3: Cross multiply
    39,576.50x = 54,615.57 × 22,810.58
  4. Step 4: Simplify right side
    39,576.50x = 1,245,812,828.73
  5. Step 5: Solve for x
    x = 1,245,812,828.73/39,576.50
  6. Step 6: Final answer
    x = 31,478.60

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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.