Home / 28,941.66-43,382.89-19,582.66

Finding the Fourth Proportional to 28,941.66, 43,382.89 and 19,582.66

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Solution

The fourth proportional to 28,941.66, 43,382.89 and 19,582.66 is: 29,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.66 : 43,382.89 = 19,582.66 : x
  2. Step 2: Convert to fraction form
    28,941.66/43,382.89 = 19,582.66/x
  3. Step 3: Cross multiply
    28,941.66x = 43,382.89 × 19,582.66
  4. Step 4: Simplify right side
    28,941.66x = 849,552,384.69
  5. Step 5: Solve for x
    x = 849,552,384.69/28,941.66
  6. Step 6: Final answer
    x = 29,353.96

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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.