Home / 26,379.62-36,402.43-14,440.64

Finding the Fourth Proportional to 26,379.62, 36,402.43 and 14,440.64

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Solution

The fourth proportional to 26,379.62, 36,402.43 and 14,440.64 is: 19,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.62 : 36,402.43 = 14,440.64 : x
  2. Step 2: Convert to fraction form
    26,379.62/36,402.43 = 14,440.64/x
  3. Step 3: Cross multiply
    26,379.62x = 36,402.43 × 14,440.64
  4. Step 4: Simplify right side
    26,379.62x = 525,674,536.99
  5. Step 5: Solve for x
    x = 525,674,536.99/26,379.62
  6. Step 6: Final answer
    x = 19,927.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.