Home / 13,632.27-18,846.08-13,507.53

Finding the Fourth Proportional to 13,632.27, 18,846.08 and 13,507.53

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Solution

The fourth proportional to 13,632.27, 18,846.08 and 13,507.53 is: 18,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.27 : 18,846.08 = 13,507.53 : x
  2. Step 2: Convert to fraction form
    13,632.27/18,846.08 = 13,507.53/x
  3. Step 3: Cross multiply
    13,632.27x = 18,846.08 × 13,507.53
  4. Step 4: Simplify right side
    13,632.27x = 254,563,990.98
  5. Step 5: Solve for x
    x = 254,563,990.98/13,632.27
  6. Step 6: Final answer
    x = 18,673.63

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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.