Home / 19,704.08-27,192.12-10,751.72

Finding the Fourth Proportional to 19,704.08, 27,192.12 and 10,751.72

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Solution

The fourth proportional to 19,704.08, 27,192.12 and 10,751.72 is: 14,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.08 : 27,192.12 = 10,751.72 : x
  2. Step 2: Convert to fraction form
    19,704.08/27,192.12 = 10,751.72/x
  3. Step 3: Cross multiply
    19,704.08x = 27,192.12 × 10,751.72
  4. Step 4: Simplify right side
    19,704.08x = 292,362,006.69
  5. Step 5: Solve for x
    x = 292,362,006.69/19,704.08
  6. Step 6: Final answer
    x = 14,837.64

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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.