Home / 16,505.63-22,777.80-9,432.03

Finding the Fourth Proportional to 16,505.63, 22,777.80 and 9,432.03

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Solution

The fourth proportional to 16,505.63, 22,777.80 and 9,432.03 is: 13,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505.63 : 22,777.80 = 9,432.03 : x
  2. Step 2: Convert to fraction form
    16,505.63/22,777.80 = 9,432.03/x
  3. Step 3: Cross multiply
    16,505.63x = 22,777.80 × 9,432.03
  4. Step 4: Simplify right side
    16,505.63x = 214,840,892.93
  5. Step 5: Solve for x
    x = 214,840,892.93/16,505.63
  6. Step 6: Final answer
    x = 13,016.22

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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.