Home / 51,798.64-71,477.14-31,675.85

Finding the Fourth Proportional to 51,798.64, 71,477.14 and 31,675.85

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Solution

The fourth proportional to 51,798.64, 71,477.14 and 31,675.85 is: 43,709.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,798.64 : 71,477.14 = 31,675.85 : x
  2. Step 2: Convert to fraction form
    51,798.64/71,477.14 = 31,675.85/x
  3. Step 3: Cross multiply
    51,798.64x = 71,477.14 × 31,675.85
  4. Step 4: Simplify right side
    51,798.64x = 2,264,098,977.68
  5. Step 5: Solve for x
    x = 2,264,098,977.68/51,798.64
  6. Step 6: Final answer
    x = 43,709.62

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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.