Home / 26,100.69-39,150.70-6,379.42

Finding the Fourth Proportional to 26,100.69, 39,150.70 and 6,379.42

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Solution

The fourth proportional to 26,100.69, 39,150.70 and 6,379.42 is: 9,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100.69 : 39,150.70 = 6,379.42 : x
  2. Step 2: Convert to fraction form
    26,100.69/39,150.70 = 6,379.42/x
  3. Step 3: Cross multiply
    26,100.69x = 39,150.70 × 6,379.42
  4. Step 4: Simplify right side
    26,100.69x = 249,758,644.77
  5. Step 5: Solve for x
    x = 249,758,644.77/26,100.69
  6. Step 6: Final answer
    x = 9,569.04

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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.