Home / 28,675.62-39,570.53-16,576.65

Finding the Fourth Proportional to 28,675.62, 39,570.53 and 16,576.65

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Solution

The fourth proportional to 28,675.62, 39,570.53 and 16,576.65 is: 22,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675.62 : 39,570.53 = 16,576.65 : x
  2. Step 2: Convert to fraction form
    28,675.62/39,570.53 = 16,576.65/x
  3. Step 3: Cross multiply
    28,675.62x = 39,570.53 × 16,576.65
  4. Step 4: Simplify right side
    28,675.62x = 655,946,743.24
  5. Step 5: Solve for x
    x = 655,946,743.24/28,675.62
  6. Step 6: Final answer
    x = 22,874.72

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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.