Home / 12,864.80-19,294.24-5,932.64

Finding the Fourth Proportional to 12,864.80, 19,294.24 and 5,932.64

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Solution

The fourth proportional to 12,864.80, 19,294.24 and 5,932.64 is: 8,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,864.80 : 19,294.24 = 5,932.64 : x
  2. Step 2: Convert to fraction form
    12,864.80/19,294.24 = 5,932.64/x
  3. Step 3: Cross multiply
    12,864.80x = 19,294.24 × 5,932.64
  4. Step 4: Simplify right side
    12,864.80x = 114,465,779.99
  5. Step 5: Solve for x
    x = 114,465,779.99/12,864.80
  6. Step 6: Final answer
    x = 8,897.59

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1.5x scale

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.