Home / 31,007.08-46,487.20-15,998.12

Finding the Fourth Proportional to 31,007.08, 46,487.20 and 15,998.12

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Solution

The fourth proportional to 31,007.08, 46,487.20 and 15,998.12 is: 23,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007.08 : 46,487.20 = 15,998.12 : x
  2. Step 2: Convert to fraction form
    31,007.08/46,487.20 = 15,998.12/x
  3. Step 3: Cross multiply
    31,007.08x = 46,487.20 × 15,998.12
  4. Step 4: Simplify right side
    31,007.08x = 743,707,804.06
  5. Step 5: Solve for x
    x = 743,707,804.06/31,007.08
  6. Step 6: Final answer
    x = 23,985.10

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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.