Home / 46,440.42-69,670.26-21,127.88

Finding the Fourth Proportional to 46,440.42, 69,670.26 and 21,127.88

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Solution

The fourth proportional to 46,440.42, 69,670.26 and 21,127.88 is: 31,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,440.42 : 69,670.26 = 21,127.88 : x
  2. Step 2: Convert to fraction form
    46,440.42/69,670.26 = 21,127.88/x
  3. Step 3: Cross multiply
    46,440.42x = 69,670.26 × 21,127.88
  4. Step 4: Simplify right side
    46,440.42x = 1,471,984,892.85
  5. Step 5: Solve for x
    x = 1,471,984,892.85/46,440.42
  6. Step 6: Final answer
    x = 31,696.20

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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.