Home / 31,270.58-46,905.87-10,508.66

Finding the Fourth Proportional to 31,270.58, 46,905.87 and 10,508.66

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Solution

The fourth proportional to 31,270.58, 46,905.87 and 10,508.66 is: 15,762.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,270.58 : 46,905.87 = 10,508.66 : x
  2. Step 2: Convert to fraction form
    31,270.58/46,905.87 = 10,508.66/x
  3. Step 3: Cross multiply
    31,270.58x = 46,905.87 × 10,508.66
  4. Step 4: Simplify right side
    31,270.58x = 492,917,839.83
  5. Step 5: Solve for x
    x = 492,917,839.83/31,270.58
  6. Step 6: Final answer
    x = 15,762.99

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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.