Home / 40,798.44-61,196.10-11,215.50

Finding the Fourth Proportional to 40,798.44, 61,196.10 and 11,215.50

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Solution

The fourth proportional to 40,798.44, 61,196.10 and 11,215.50 is: 16,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.44 : 61,196.10 = 11,215.50 : x
  2. Step 2: Convert to fraction form
    40,798.44/61,196.10 = 11,215.50/x
  3. Step 3: Cross multiply
    40,798.44x = 61,196.10 × 11,215.50
  4. Step 4: Simplify right side
    40,798.44x = 686,344,859.55
  5. Step 5: Solve for x
    x = 686,344,859.55/40,798.44
  6. Step 6: Final answer
    x = 16,822.82

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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.