Home / 19,079.42-28,594.49-8,541.72

Finding the Fourth Proportional to 19,079.42, 28,594.49 and 8,541.72

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Solution

The fourth proportional to 19,079.42, 28,594.49 and 8,541.72 is: 12,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.42 : 28,594.49 = 8,541.72 : x
  2. Step 2: Convert to fraction form
    19,079.42/28,594.49 = 8,541.72/x
  3. Step 3: Cross multiply
    19,079.42x = 28,594.49 × 8,541.72
  4. Step 4: Simplify right side
    19,079.42x = 244,246,084.41
  5. Step 5: Solve for x
    x = 244,246,084.41/19,079.42
  6. Step 6: Final answer
    x = 12,801.55

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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.