Home / 22,768.80-34,136.76-15,354.72

Finding the Fourth Proportional to 22,768.80, 34,136.76 and 15,354.72

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Solution

The fourth proportional to 22,768.80, 34,136.76 and 15,354.72 is: 23,020.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768.80 : 34,136.76 = 15,354.72 : x
  2. Step 2: Convert to fraction form
    22,768.80/34,136.76 = 15,354.72/x
  3. Step 3: Cross multiply
    22,768.80x = 34,136.76 × 15,354.72
  4. Step 4: Simplify right side
    22,768.80x = 524,160,391.51
  5. Step 5: Solve for x
    x = 524,160,391.51/22,768.80
  6. Step 6: Final answer
    x = 23,020.99

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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.