Home / 30,999.20-46,502.24-9,934.29

Finding the Fourth Proportional to 30,999.20, 46,502.24 and 9,934.29

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Solution

The fourth proportional to 30,999.20, 46,502.24 and 9,934.29 is: 14,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,999.20 : 46,502.24 = 9,934.29 : x
  2. Step 2: Convert to fraction form
    30,999.20/46,502.24 = 9,934.29/x
  3. Step 3: Cross multiply
    30,999.20x = 46,502.24 × 9,934.29
  4. Step 4: Simplify right side
    30,999.20x = 461,966,688.14
  5. Step 5: Solve for x
    x = 461,966,688.14/30,999.20
  6. Step 6: Final answer
    x = 14,902.54

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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.