Home / 19,535.28-29,317.44-10,777.68

Finding the Fourth Proportional to 19,535.28, 29,317.44 and 10,777.68

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Solution

The fourth proportional to 19,535.28, 29,317.44 and 10,777.68 is: 16,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.28 : 29,317.44 = 10,777.68 : x
  2. Step 2: Convert to fraction form
    19,535.28/29,317.44 = 10,777.68/x
  3. Step 3: Cross multiply
    19,535.28x = 29,317.44 × 10,777.68
  4. Step 4: Simplify right side
    19,535.28x = 315,973,986.74
  5. Step 5: Solve for x
    x = 315,973,986.74/19,535.28
  6. Step 6: Final answer
    x = 16,174.53

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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.