Home / 16,465.40-24,690.81-11,828.96

Finding the Fourth Proportional to 16,465.40, 24,690.81 and 11,828.96

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Solution

The fourth proportional to 16,465.40, 24,690.81 and 11,828.96 is: 17,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,465.40 : 24,690.81 = 11,828.96 : x
  2. Step 2: Convert to fraction form
    16,465.40/24,690.81 = 11,828.96/x
  3. Step 3: Cross multiply
    16,465.40x = 24,690.81 × 11,828.96
  4. Step 4: Simplify right side
    16,465.40x = 292,066,603.86
  5. Step 5: Solve for x
    x = 292,066,603.86/16,465.40
  6. Step 6: Final answer
    x = 17,738.20

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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.