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Finding the Fourth Proportional to 31,000.60, 46,501.04 and 7,626.97

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Solution

The fourth proportional to 31,000.60, 46,501.04 and 7,626.97 is: 11,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,000.60 : 46,501.04 = 7,626.97 : x
  2. Step 2: Convert to fraction form
    31,000.60/46,501.04 = 7,626.97/x
  3. Step 3: Cross multiply
    31,000.60x = 46,501.04 × 7,626.97
  4. Step 4: Simplify right side
    31,000.60x = 354,661,998.91
  5. Step 5: Solve for x
    x = 354,661,998.91/31,000.60
  6. Step 6: Final answer
    x = 11,440.49

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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.