Home / 16,721.85-25,079.92-5,032.33

Finding the Fourth Proportional to 16,721.85, 25,079.92 and 5,032.33

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Solution

The fourth proportional to 16,721.85, 25,079.92 and 5,032.33 is: 7,547.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.85 : 25,079.92 = 5,032.33 : x
  2. Step 2: Convert to fraction form
    16,721.85/25,079.92 = 5,032.33/x
  3. Step 3: Cross multiply
    16,721.85x = 25,079.92 × 5,032.33
  4. Step 4: Simplify right side
    16,721.85x = 126,210,433.81
  5. Step 5: Solve for x
    x = 126,210,433.81/16,721.85
  6. Step 6: Final answer
    x = 7,547.64

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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.