Home / 30,185.64-41,656.05-16,757.01

Finding the Fourth Proportional to 30,185.64, 41,656.05 and 16,757.01

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Solution

The fourth proportional to 30,185.64, 41,656.05 and 16,757.01 is: 23,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185.64 : 41,656.05 = 16,757.01 : x
  2. Step 2: Convert to fraction form
    30,185.64/41,656.05 = 16,757.01/x
  3. Step 3: Cross multiply
    30,185.64x = 41,656.05 × 16,757.01
  4. Step 4: Simplify right side
    30,185.64x = 698,030,846.41
  5. Step 5: Solve for x
    x = 698,030,846.41/30,185.64
  6. Step 6: Final answer
    x = 23,124.60

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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.