Home / 40,858.09-56,378.02-22,949.66

Finding the Fourth Proportional to 40,858.09, 56,378.02 and 22,949.66

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Solution

The fourth proportional to 40,858.09, 56,378.02 and 22,949.66 is: 31,667.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,858.09 : 56,378.02 = 22,949.66 : x
  2. Step 2: Convert to fraction form
    40,858.09/56,378.02 = 22,949.66/x
  3. Step 3: Cross multiply
    40,858.09x = 56,378.02 × 22,949.66
  4. Step 4: Simplify right side
    40,858.09x = 1,293,856,390.47
  5. Step 5: Solve for x
    x = 1,293,856,390.47/40,858.09
  6. Step 6: Final answer
    x = 31,667.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.