Home / 29,689.79-44,533.61-8,912.75

Finding the Fourth Proportional to 29,689.79, 44,533.61 and 8,912.75

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Solution

The fourth proportional to 29,689.79, 44,533.61 and 8,912.75 is: 13,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.79 : 44,533.61 = 8,912.75 : x
  2. Step 2: Convert to fraction form
    29,689.79/44,533.61 = 8,912.75/x
  3. Step 3: Cross multiply
    29,689.79x = 44,533.61 × 8,912.75
  4. Step 4: Simplify right side
    29,689.79x = 396,916,887.96
  5. Step 5: Solve for x
    x = 396,916,887.96/29,689.79
  6. Step 6: Final answer
    x = 13,368.80

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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.