Home / 19,131.12-26,425.44-14,627.52

Finding the Fourth Proportional to 19,131.12, 26,425.44 and 14,627.52

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Solution

The fourth proportional to 19,131.12, 26,425.44 and 14,627.52 is: 20,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131.12 : 26,425.44 = 14,627.52 : x
  2. Step 2: Convert to fraction form
    19,131.12/26,425.44 = 14,627.52/x
  3. Step 3: Cross multiply
    19,131.12x = 26,425.44 × 14,627.52
  4. Step 4: Simplify right side
    19,131.12x = 386,538,652.11
  5. Step 5: Solve for x
    x = 386,538,652.11/19,131.12
  6. Step 6: Final answer
    x = 20,204.71

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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.