Home / 31,015.55-46,500.37-9,943.34

Finding the Fourth Proportional to 31,015.55, 46,500.37 and 9,943.34

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Solution

The fourth proportional to 31,015.55, 46,500.37 and 9,943.34 is: 14,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015.55 : 46,500.37 = 9,943.34 : x
  2. Step 2: Convert to fraction form
    31,015.55/46,500.37 = 9,943.34/x
  3. Step 3: Cross multiply
    31,015.55x = 46,500.37 × 9,943.34
  4. Step 4: Simplify right side
    31,015.55x = 462,368,731.68
  5. Step 5: Solve for x
    x = 462,368,731.68/31,015.55
  6. Step 6: Final answer
    x = 14,907.64

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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.