Home / 14,506.32-20,021.60-9,471.36

Finding the Fourth Proportional to 14,506.32, 20,021.60 and 9,471.36

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Solution

The fourth proportional to 14,506.32, 20,021.60 and 9,471.36 is: 13,072.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.32 : 20,021.60 = 9,471.36 : x
  2. Step 2: Convert to fraction form
    14,506.32/20,021.60 = 9,471.36/x
  3. Step 3: Cross multiply
    14,506.32x = 20,021.60 × 9,471.36
  4. Step 4: Simplify right side
    14,506.32x = 189,631,781.38
  5. Step 5: Solve for x
    x = 189,631,781.38/14,506.32
  6. Step 6: Final answer
    x = 13,072.36

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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.