Home / 14,884.30-20,535.96-9,223.21

Finding the Fourth Proportional to 14,884.30, 20,535.96 and 9,223.21

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Solution

The fourth proportional to 14,884.30, 20,535.96 and 9,223.21 is: 12,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884.30 : 20,535.96 = 9,223.21 : x
  2. Step 2: Convert to fraction form
    14,884.30/20,535.96 = 9,223.21/x
  3. Step 3: Cross multiply
    14,884.30x = 20,535.96 × 9,223.21
  4. Step 4: Simplify right side
    14,884.30x = 189,407,471.63
  5. Step 5: Solve for x
    x = 189,407,471.63/14,884.30
  6. Step 6: Final answer
    x = 12,725.32

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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.