Home / 19,243.66-28,875.06-10,804.92

Finding the Fourth Proportional to 19,243.66, 28,875.06 and 10,804.92

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Solution

The fourth proportional to 19,243.66, 28,875.06 and 10,804.92 is: 16,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.66 : 28,875.06 = 10,804.92 : x
  2. Step 2: Convert to fraction form
    19,243.66/28,875.06 = 10,804.92/x
  3. Step 3: Cross multiply
    19,243.66x = 28,875.06 × 10,804.92
  4. Step 4: Simplify right side
    19,243.66x = 311,992,724.21
  5. Step 5: Solve for x
    x = 311,992,724.21/19,243.66
  6. Step 6: Final answer
    x = 16,212.75

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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.