Home / 38,646.48-57,941.34-12,336.04

Finding the Fourth Proportional to 38,646.48, 57,941.34 and 12,336.04

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Solution

The fourth proportional to 38,646.48, 57,941.34 and 12,336.04 is: 18,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,646.48 : 57,941.34 = 12,336.04 : x
  2. Step 2: Convert to fraction form
    38,646.48/57,941.34 = 12,336.04/x
  3. Step 3: Cross multiply
    38,646.48x = 57,941.34 × 12,336.04
  4. Step 4: Simplify right side
    38,646.48x = 714,766,687.89
  5. Step 5: Solve for x
    x = 714,766,687.89/38,646.48
  6. Step 6: Final answer
    x = 18,495.00

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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.