Home / 26,388.43-39,582.63-6,666.98

Finding the Fourth Proportional to 26,388.43, 39,582.63 and 6,666.98

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Solution

The fourth proportional to 26,388.43, 39,582.63 and 6,666.98 is: 10,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.43 : 39,582.63 = 6,666.98 : x
  2. Step 2: Convert to fraction form
    26,388.43/39,582.63 = 6,666.98/x
  3. Step 3: Cross multiply
    26,388.43x = 39,582.63 × 6,666.98
  4. Step 4: Simplify right side
    26,388.43x = 263,896,553.08
  5. Step 5: Solve for x
    x = 263,896,553.08/26,388.43
  6. Step 6: Final answer
    x = 10,000.47

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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.