Home / 19,127.04-28,696.32-6,816

Finding the Fourth Proportional to 19,127.04, 28,696.32 and 6,816

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Solution

The fourth proportional to 19,127.04, 28,696.32 and 6,816 is: 10,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.04 : 28,696.32 = 6,816 : x
  2. Step 2: Convert to fraction form
    19,127.04/28,696.32 = 6,816/x
  3. Step 3: Cross multiply
    19,127.04x = 28,696.32 × 6,816
  4. Step 4: Simplify right side
    19,127.04x = 195,594,117.12
  5. Step 5: Solve for x
    x = 195,594,117.12/19,127.04
  6. Step 6: Final answer
    x = 10,226.05

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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.