Home / 47,384.30-71,076.12-19,297.76

Finding the Fourth Proportional to 47,384.30, 71,076.12 and 19,297.76

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Solution

The fourth proportional to 47,384.30, 71,076.12 and 19,297.76 is: 28,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,384.30 : 71,076.12 = 19,297.76 : x
  2. Step 2: Convert to fraction form
    47,384.30/71,076.12 = 19,297.76/x
  3. Step 3: Cross multiply
    47,384.30x = 71,076.12 × 19,297.76
  4. Step 4: Simplify right side
    47,384.30x = 1,371,609,905.49
  5. Step 5: Solve for x
    x = 1,371,609,905.49/47,384.30
  6. Step 6: Final answer
    x = 28,946.51

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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.