Home / 19,284.08-28,932.72-8,888

Finding the Fourth Proportional to 19,284.08, 28,932.72 and 8,888

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Solution

The fourth proportional to 19,284.08, 28,932.72 and 8,888 is: 13,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.08 : 28,932.72 = 8,888 : x
  2. Step 2: Convert to fraction form
    19,284.08/28,932.72 = 8,888/x
  3. Step 3: Cross multiply
    19,284.08x = 28,932.72 × 8,888
  4. Step 4: Simplify right side
    19,284.08x = 257,154,015.36
  5. Step 5: Solve for x
    x = 257,154,015.36/19,284.08
  6. Step 6: Final answer
    x = 13,335.04

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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.