Home / 19,678.32-29,536.89-8,592.66

Finding the Fourth Proportional to 19,678.32, 29,536.89 and 8,592.66

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Solution

The fourth proportional to 19,678.32, 29,536.89 and 8,592.66 is: 12,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,678.32 : 29,536.89 = 8,592.66 : x
  2. Step 2: Convert to fraction form
    19,678.32/29,536.89 = 8,592.66/x
  3. Step 3: Cross multiply
    19,678.32x = 29,536.89 × 8,592.66
  4. Step 4: Simplify right side
    19,678.32x = 253,800,453.23
  5. Step 5: Solve for x
    x = 253,800,453.23/19,678.32
  6. Step 6: Final answer
    x = 12,897.47

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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.