Home / 14,513.09-20,032.21-8,548.20

Finding the Fourth Proportional to 14,513.09, 20,032.21 and 8,548.20

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Solution

The fourth proportional to 14,513.09, 20,032.21 and 8,548.20 is: 11,798.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.09 : 20,032.21 = 8,548.20 : x
  2. Step 2: Convert to fraction form
    14,513.09/20,032.21 = 8,548.20/x
  3. Step 3: Cross multiply
    14,513.09x = 20,032.21 × 8,548.20
  4. Step 4: Simplify right side
    14,513.09x = 171,239,316.15
  5. Step 5: Solve for x
    x = 171,239,316.15/14,513.09
  6. Step 6: Final answer
    x = 11,798.95

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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.