Home / 26,421.69-39,631.17-6,700.42

Finding the Fourth Proportional to 26,421.69, 39,631.17 and 6,700.42

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Solution

The fourth proportional to 26,421.69, 39,631.17 and 6,700.42 is: 10,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.69 : 39,631.17 = 6,700.42 : x
  2. Step 2: Convert to fraction form
    26,421.69/39,631.17 = 6,700.42/x
  3. Step 3: Cross multiply
    26,421.69x = 39,631.17 × 6,700.42
  4. Step 4: Simplify right side
    26,421.69x = 265,545,558.76
  5. Step 5: Solve for x
    x = 265,545,558.76/26,421.69
  6. Step 6: Final answer
    x = 10,050.29

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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.