Home / 13,632.08-20,444.15-5,310.23

Finding the Fourth Proportional to 13,632.08, 20,444.15 and 5,310.23

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Solution

The fourth proportional to 13,632.08, 20,444.15 and 5,310.23 is: 7,963.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.08 : 20,444.15 = 5,310.23 : x
  2. Step 2: Convert to fraction form
    13,632.08/20,444.15 = 5,310.23/x
  3. Step 3: Cross multiply
    13,632.08x = 20,444.15 × 5,310.23
  4. Step 4: Simplify right side
    13,632.08x = 108,563,049.71
  5. Step 5: Solve for x
    x = 108,563,049.71/13,632.08
  6. Step 6: Final answer
    x = 7,963.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.