Home / 34,084.64-47,035.88-18,977.31

Finding the Fourth Proportional to 34,084.64, 47,035.88 and 18,977.31

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Solution

The fourth proportional to 34,084.64, 47,035.88 and 18,977.31 is: 26,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,084.64 : 47,035.88 = 18,977.31 : x
  2. Step 2: Convert to fraction form
    34,084.64/47,035.88 = 18,977.31/x
  3. Step 3: Cross multiply
    34,084.64x = 47,035.88 × 18,977.31
  4. Step 4: Simplify right side
    34,084.64x = 892,614,475.88
  5. Step 5: Solve for x
    x = 892,614,475.88/34,084.64
  6. Step 6: Final answer
    x = 26,188.17

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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.