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Finding the Fourth Proportional to 34,807, 48,033.66 and 19,905.88

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Solution

The fourth proportional to 34,807, 48,033.66 and 19,905.88 is: 27,470.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807 : 48,033.66 = 19,905.88 : x
  2. Step 2: Convert to fraction form
    34,807/48,033.66 = 19,905.88/x
  3. Step 3: Cross multiply
    34,807x = 48,033.66 × 19,905.88
  4. Step 4: Simplify right side
    34,807x = 956,152,271.92
  5. Step 5: Solve for x
    x = 956,152,271.92/34,807
  6. Step 6: Final answer
    x = 27,470.11

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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.