Home / 47,734.84-71,596.65-12,677.20

Finding the Fourth Proportional to 47,734.84, 71,596.65 and 12,677.20

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Solution

The fourth proportional to 47,734.84, 71,596.65 and 12,677.20 is: 19,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.84 : 71,596.65 = 12,677.20 : x
  2. Step 2: Convert to fraction form
    47,734.84/71,596.65 = 12,677.20/x
  3. Step 3: Cross multiply
    47,734.84x = 71,596.65 × 12,677.20
  4. Step 4: Simplify right side
    47,734.84x = 907,645,051.38
  5. Step 5: Solve for x
    x = 907,645,051.38/47,734.84
  6. Step 6: Final answer
    x = 19,014.31

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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.