Home / 31,000.91-46,504.78-9,935.96

Finding the Fourth Proportional to 31,000.91, 46,504.78 and 9,935.96

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Solution

The fourth proportional to 31,000.91, 46,504.78 and 9,935.96 is: 14,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.91 : 46,504.78 = 9,935.96 : x
  2. Step 2: Convert to fraction form
    31,000.91/46,504.78 = 9,935.96/x
  3. Step 3: Cross multiply
    31,000.91x = 46,504.78 × 9,935.96
  4. Step 4: Simplify right side
    31,000.91x = 462,069,376.53
  5. Step 5: Solve for x
    x = 462,069,376.53/31,000.91
  6. Step 6: Final answer
    x = 14,905.03

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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.