Home / 19,048.47-28,573.46-8,516.69

Finding the Fourth Proportional to 19,048.47, 28,573.46 and 8,516.69

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Solution

The fourth proportional to 19,048.47, 28,573.46 and 8,516.69 is: 12,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048.47 : 28,573.46 = 8,516.69 : x
  2. Step 2: Convert to fraction form
    19,048.47/28,573.46 = 8,516.69/x
  3. Step 3: Cross multiply
    19,048.47x = 28,573.46 × 8,516.69
  4. Step 4: Simplify right side
    19,048.47x = 243,351,415.41
  5. Step 5: Solve for x
    x = 243,351,415.41/19,048.47
  6. Step 6: Final answer
    x = 12,775.38

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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.