Home / 26,931.99-40,379.76-9,392.25

Finding the Fourth Proportional to 26,931.99, 40,379.76 and 9,392.25

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Solution

The fourth proportional to 26,931.99, 40,379.76 and 9,392.25 is: 14,082.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.99 : 40,379.76 = 9,392.25 : x
  2. Step 2: Convert to fraction form
    26,931.99/40,379.76 = 9,392.25/x
  3. Step 3: Cross multiply
    26,931.99x = 40,379.76 × 9,392.25
  4. Step 4: Simplify right side
    26,931.99x = 379,256,800.86
  5. Step 5: Solve for x
    x = 379,256,800.86/26,931.99
  6. Step 6: Final answer
    x = 14,082.02

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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.