Home / 26,890.86-40,336.32-9,360.84

Finding the Fourth Proportional to 26,890.86, 40,336.32 and 9,360.84

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Solution

The fourth proportional to 26,890.86, 40,336.32 and 9,360.84 is: 14,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.86 : 40,336.32 = 9,360.84 : x
  2. Step 2: Convert to fraction form
    26,890.86/40,336.32 = 9,360.84/x
  3. Step 3: Cross multiply
    26,890.86x = 40,336.32 × 9,360.84
  4. Step 4: Simplify right side
    26,890.86x = 377,581,837.71
  5. Step 5: Solve for x
    x = 377,581,837.71/26,890.86
  6. Step 6: Final answer
    x = 14,041.27

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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.