Home / 16,890.27-23,302.89-10,929.48

Finding the Fourth Proportional to 16,890.27, 23,302.89 and 10,929.48

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Solution

The fourth proportional to 16,890.27, 23,302.89 and 10,929.48 is: 15,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890.27 : 23,302.89 = 10,929.48 : x
  2. Step 2: Convert to fraction form
    16,890.27/23,302.89 = 10,929.48/x
  3. Step 3: Cross multiply
    16,890.27x = 23,302.89 × 10,929.48
  4. Step 4: Simplify right side
    16,890.27x = 254,688,470.20
  5. Step 5: Solve for x
    x = 254,688,470.20/16,890.27
  6. Step 6: Final answer
    x = 15,079.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.