Home / 19,447.56-26,841.65-12,650.07

Finding the Fourth Proportional to 19,447.56, 26,841.65 and 12,650.07

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Solution

The fourth proportional to 19,447.56, 26,841.65 and 12,650.07 is: 17,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.56 : 26,841.65 = 12,650.07 : x
  2. Step 2: Convert to fraction form
    19,447.56/26,841.65 = 12,650.07/x
  3. Step 3: Cross multiply
    19,447.56x = 26,841.65 × 12,650.07
  4. Step 4: Simplify right side
    19,447.56x = 339,548,788.82
  5. Step 5: Solve for x
    x = 339,548,788.82/19,447.56
  6. Step 6: Final answer
    x = 17,459.71

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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.