Home / 13,653.27-20,482.64-4,295.64

Finding the Fourth Proportional to 13,653.27, 20,482.64 and 4,295.64

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Solution

The fourth proportional to 13,653.27, 20,482.64 and 4,295.64 is: 6,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653.27 : 20,482.64 = 4,295.64 : x
  2. Step 2: Convert to fraction form
    13,653.27/20,482.64 = 4,295.64/x
  3. Step 3: Cross multiply
    13,653.27x = 20,482.64 × 4,295.64
  4. Step 4: Simplify right side
    13,653.27x = 87,986,047.69
  5. Step 5: Solve for x
    x = 87,986,047.69/13,653.27
  6. Step 6: Final answer
    x = 6,444.32

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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.