Home / 19,283.86-28,930.13-6,804.77

Finding the Fourth Proportional to 19,283.86, 28,930.13 and 6,804.77

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Solution

The fourth proportional to 19,283.86, 28,930.13 and 6,804.77 is: 10,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.86 : 28,930.13 = 6,804.77 : x
  2. Step 2: Convert to fraction form
    19,283.86/28,930.13 = 6,804.77/x
  3. Step 3: Cross multiply
    19,283.86x = 28,930.13 × 6,804.77
  4. Step 4: Simplify right side
    19,283.86x = 196,862,846.70
  5. Step 5: Solve for x
    x = 196,862,846.70/19,283.86
  6. Step 6: Final answer
    x = 10,208.69

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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.