Home / 38,563.68-57,779.43-25,889.70

Finding the Fourth Proportional to 38,563.68, 57,779.43 and 25,889.70

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Solution

The fourth proportional to 38,563.68, 57,779.43 and 25,889.70 is: 38,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,563.68 : 57,779.43 = 25,889.70 : x
  2. Step 2: Convert to fraction form
    38,563.68/57,779.43 = 25,889.70/x
  3. Step 3: Cross multiply
    38,563.68x = 57,779.43 × 25,889.70
  4. Step 4: Simplify right side
    38,563.68x = 1,495,892,108.87
  5. Step 5: Solve for x
    x = 1,495,892,108.87/38,563.68
  6. Step 6: Final answer
    x = 38,790.18

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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.