Home / 11,828.29-16,307.34-9,804.14

Finding the Fourth Proportional to 11,828.29, 16,307.34 and 9,804.14

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Solution

The fourth proportional to 11,828.29, 16,307.34 and 9,804.14 is: 13,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.29 : 16,307.34 = 9,804.14 : x
  2. Step 2: Convert to fraction form
    11,828.29/16,307.34 = 9,804.14/x
  3. Step 3: Cross multiply
    11,828.29x = 16,307.34 × 9,804.14
  4. Step 4: Simplify right side
    11,828.29x = 159,879,444.39
  5. Step 5: Solve for x
    x = 159,879,444.39/11,828.29
  6. Step 6: Final answer
    x = 13,516.70

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1.5x scale

Why These Related Problems?

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