Home / 63,638.40-95,426.82-19,256.88

Finding the Fourth Proportional to 63,638.40, 95,426.82 and 19,256.88

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Solution

The fourth proportional to 63,638.40, 95,426.82 and 19,256.88 is: 28,876.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,638.40 : 95,426.82 = 19,256.88 : x
  2. Step 2: Convert to fraction form
    63,638.40/95,426.82 = 19,256.88/x
  3. Step 3: Cross multiply
    63,638.40x = 95,426.82 × 19,256.88
  4. Step 4: Simplify right side
    63,638.40x = 1,837,622,821.52
  5. Step 5: Solve for x
    x = 1,837,622,821.52/63,638.40
  6. Step 6: Final answer
    x = 28,876.01

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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.