Home / 31,285.20-46,900.32-16,260.68

Finding the Fourth Proportional to 31,285.20, 46,900.32 and 16,260.68

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Solution

The fourth proportional to 31,285.20, 46,900.32 and 16,260.68 is: 24,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.20 : 46,900.32 = 16,260.68 : x
  2. Step 2: Convert to fraction form
    31,285.20/46,900.32 = 16,260.68/x
  3. Step 3: Cross multiply
    31,285.20x = 46,900.32 × 16,260.68
  4. Step 4: Simplify right side
    31,285.20x = 762,631,095.42
  5. Step 5: Solve for x
    x = 762,631,095.42/31,285.20
  6. Step 6: Final answer
    x = 24,376.74

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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.