Home / 14,575.38-20,111.67-8,606.22

Finding the Fourth Proportional to 14,575.38, 20,111.67 and 8,606.22

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Solution

The fourth proportional to 14,575.38, 20,111.67 and 8,606.22 is: 11,875.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.38 : 20,111.67 = 8,606.22 : x
  2. Step 2: Convert to fraction form
    14,575.38/20,111.67 = 8,606.22/x
  3. Step 3: Cross multiply
    14,575.38x = 20,111.67 × 8,606.22
  4. Step 4: Simplify right side
    14,575.38x = 173,085,456.59
  5. Step 5: Solve for x
    x = 173,085,456.59/14,575.38
  6. Step 6: Final answer
    x = 11,875.19

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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.