Home / 31,327.70-46,975.99-9,977.63

Finding the Fourth Proportional to 31,327.70, 46,975.99 and 9,977.63

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Solution

The fourth proportional to 31,327.70, 46,975.99 and 9,977.63 is: 14,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,327.70 : 46,975.99 = 9,977.63 : x
  2. Step 2: Convert to fraction form
    31,327.70/46,975.99 = 9,977.63/x
  3. Step 3: Cross multiply
    31,327.70x = 46,975.99 × 9,977.63
  4. Step 4: Simplify right side
    31,327.70x = 468,708,824.70
  5. Step 5: Solve for x
    x = 468,708,824.70/31,327.70
  6. Step 6: Final answer
    x = 14,961.48

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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.