Home / 13,925.09-20,837.73-12,057.42

Finding the Fourth Proportional to 13,925.09, 20,837.73 and 12,057.42

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Solution

The fourth proportional to 13,925.09, 20,837.73 and 12,057.42 is: 18,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.09 : 20,837.73 = 12,057.42 : x
  2. Step 2: Convert to fraction form
    13,925.09/20,837.73 = 12,057.42/x
  3. Step 3: Cross multiply
    13,925.09x = 20,837.73 × 12,057.42
  4. Step 4: Simplify right side
    13,925.09x = 251,249,262.46
  5. Step 5: Solve for x
    x = 251,249,262.46/13,925.09
  6. Step 6: Final answer
    x = 18,042.92

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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.