Home / 19,126.92-28,701.47-8,032.65

Finding the Fourth Proportional to 19,126.92, 28,701.47 and 8,032.65

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Solution

The fourth proportional to 19,126.92, 28,701.47 and 8,032.65 is: 12,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.92 : 28,701.47 = 8,032.65 : x
  2. Step 2: Convert to fraction form
    19,126.92/28,701.47 = 8,032.65/x
  3. Step 3: Cross multiply
    19,126.92x = 28,701.47 × 8,032.65
  4. Step 4: Simplify right side
    19,126.92x = 230,548,822.83
  5. Step 5: Solve for x
    x = 230,548,822.83/19,126.92
  6. Step 6: Final answer
    x = 12,053.63

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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.