Home / 31,127.45-46,672.32-12,410.33

Finding the Fourth Proportional to 31,127.45, 46,672.32 and 12,410.33

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Solution

The fourth proportional to 31,127.45, 46,672.32 and 12,410.33 is: 18,607.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,127.45 : 46,672.32 = 12,410.33 : x
  2. Step 2: Convert to fraction form
    31,127.45/46,672.32 = 12,410.33/x
  3. Step 3: Cross multiply
    31,127.45x = 46,672.32 × 12,410.33
  4. Step 4: Simplify right side
    31,127.45x = 579,218,893.07
  5. Step 5: Solve for x
    x = 579,218,893.07/31,127.45
  6. Step 6: Final answer
    x = 18,607.98

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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.