Home / 26,464.20-36,519.23-15,709.53

Finding the Fourth Proportional to 26,464.20, 36,519.23 and 15,709.53

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Solution

The fourth proportional to 26,464.20, 36,519.23 and 15,709.53 is: 21,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.20 : 36,519.23 = 15,709.53 : x
  2. Step 2: Convert to fraction form
    26,464.20/36,519.23 = 15,709.53/x
  3. Step 3: Cross multiply
    26,464.20x = 36,519.23 × 15,709.53
  4. Step 4: Simplify right side
    26,464.20x = 573,699,939.26
  5. Step 5: Solve for x
    x = 573,699,939.26/26,464.20
  6. Step 6: Final answer
    x = 21,678.34

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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.