Home / 26,403.34-39,580.21-8,860.87

Finding the Fourth Proportional to 26,403.34, 39,580.21 and 8,860.87

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Solution

The fourth proportional to 26,403.34, 39,580.21 and 8,860.87 is: 13,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403.34 : 39,580.21 = 8,860.87 : x
  2. Step 2: Convert to fraction form
    26,403.34/39,580.21 = 8,860.87/x
  3. Step 3: Cross multiply
    26,403.34x = 39,580.21 × 8,860.87
  4. Step 4: Simplify right side
    26,403.34x = 350,715,095.38
  5. Step 5: Solve for x
    x = 350,715,095.38/26,403.34
  6. Step 6: Final answer
    x = 13,282.98

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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.