Home / 31,295.93-46,929.83-18,651.65

Finding the Fourth Proportional to 31,295.93, 46,929.83 and 18,651.65

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Solution

The fourth proportional to 31,295.93, 46,929.83 and 18,651.65 is: 27,969.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.93 : 46,929.83 = 18,651.65 : x
  2. Step 2: Convert to fraction form
    31,295.93/46,929.83 = 18,651.65/x
  3. Step 3: Cross multiply
    31,295.93x = 46,929.83 × 18,651.65
  4. Step 4: Simplify right side
    31,295.93x = 875,318,435.81
  5. Step 5: Solve for x
    x = 875,318,435.81/31,295.93
  6. Step 6: Final answer
    x = 27,969.09

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1.5x scale

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.