Home / 26,601.93-39,890.65-7,875.27

Finding the Fourth Proportional to 26,601.93, 39,890.65 and 7,875.27

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Solution

The fourth proportional to 26,601.93, 39,890.65 and 7,875.27 is: 11,809.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.93 : 39,890.65 = 7,875.27 : x
  2. Step 2: Convert to fraction form
    26,601.93/39,890.65 = 7,875.27/x
  3. Step 3: Cross multiply
    26,601.93x = 39,890.65 × 7,875.27
  4. Step 4: Simplify right side
    26,601.93x = 314,149,599.85
  5. Step 5: Solve for x
    x = 314,149,599.85/26,601.93
  6. Step 6: Final answer
    x = 11,809.28

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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.