Home / 29,445.03-40,634.54-16,869.75

Finding the Fourth Proportional to 29,445.03, 40,634.54 and 16,869.75

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Solution

The fourth proportional to 29,445.03, 40,634.54 and 16,869.75 is: 23,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,445.03 : 40,634.54 = 16,869.75 : x
  2. Step 2: Convert to fraction form
    29,445.03/40,634.54 = 16,869.75/x
  3. Step 3: Cross multiply
    29,445.03x = 40,634.54 × 16,869.75
  4. Step 4: Simplify right side
    29,445.03x = 685,494,446.82
  5. Step 5: Solve for x
    x = 685,494,446.82/29,445.03
  6. Step 6: Final answer
    x = 23,280.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.