Home / 26,709.45-36,858.96-15,374.82

Finding the Fourth Proportional to 26,709.45, 36,858.96 and 15,374.82

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Solution

The fourth proportional to 26,709.45, 36,858.96 and 15,374.82 is: 21,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.45 : 36,858.96 = 15,374.82 : x
  2. Step 2: Convert to fraction form
    26,709.45/36,858.96 = 15,374.82/x
  3. Step 3: Cross multiply
    26,709.45x = 36,858.96 × 15,374.82
  4. Step 4: Simplify right side
    26,709.45x = 566,699,875.39
  5. Step 5: Solve for x
    x = 566,699,875.39/26,709.45
  6. Step 6: Final answer
    x = 21,217.20

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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.