Home / 31,149.04-46,733.25-11,158.70

Finding the Fourth Proportional to 31,149.04, 46,733.25 and 11,158.70

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Solution

The fourth proportional to 31,149.04, 46,733.25 and 11,158.70 is: 16,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,149.04 : 46,733.25 = 11,158.70 : x
  2. Step 2: Convert to fraction form
    31,149.04/46,733.25 = 11,158.70/x
  3. Step 3: Cross multiply
    31,149.04x = 46,733.25 × 11,158.70
  4. Step 4: Simplify right side
    31,149.04x = 521,482,370.39
  5. Step 5: Solve for x
    x = 521,482,370.39/31,149.04
  6. Step 6: Final answer
    x = 16,741.52

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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.