Home / 36,769.20-55,137.60-14,575.20

Finding the Fourth Proportional to 36,769.20, 55,137.60 and 14,575.20

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Solution

The fourth proportional to 36,769.20, 55,137.60 and 14,575.20 is: 21,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,769.20 : 55,137.60 = 14,575.20 : x
  2. Step 2: Convert to fraction form
    36,769.20/55,137.60 = 14,575.20/x
  3. Step 3: Cross multiply
    36,769.20x = 55,137.60 × 14,575.20
  4. Step 4: Simplify right side
    36,769.20x = 803,641,547.52
  5. Step 5: Solve for x
    x = 803,641,547.52/36,769.20
  6. Step 6: Final answer
    x = 21,856.38

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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.