Home / 29,353.50-40,507.83-16,778.52

Finding the Fourth Proportional to 29,353.50, 40,507.83 and 16,778.52

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Solution

The fourth proportional to 29,353.50, 40,507.83 and 16,778.52 is: 23,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,353.50 : 40,507.83 = 16,778.52 : x
  2. Step 2: Convert to fraction form
    29,353.50/40,507.83 = 16,778.52/x
  3. Step 3: Cross multiply
    29,353.50x = 40,507.83 × 16,778.52
  4. Step 4: Simplify right side
    29,353.50x = 679,661,435.81
  5. Step 5: Solve for x
    x = 679,661,435.81/29,353.50
  6. Step 6: Final answer
    x = 23,154.36

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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.