Home / 31,104.13-46,628.57-12,124.39

Finding the Fourth Proportional to 31,104.13, 46,628.57 and 12,124.39

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Solution

The fourth proportional to 31,104.13, 46,628.57 and 12,124.39 is: 18,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104.13 : 46,628.57 = 12,124.39 : x
  2. Step 2: Convert to fraction form
    31,104.13/46,628.57 = 12,124.39/x
  3. Step 3: Cross multiply
    31,104.13x = 46,628.57 × 12,124.39
  4. Step 4: Simplify right side
    31,104.13x = 565,343,056.42
  5. Step 5: Solve for x
    x = 565,343,056.42/31,104.13
  6. Step 6: Final answer
    x = 18,175.82

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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.