Home / 30,829.28-46,158.03-19,708.52

Finding the Fourth Proportional to 30,829.28, 46,158.03 and 19,708.52

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Solution

The fourth proportional to 30,829.28, 46,158.03 and 19,708.52 is: 29,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,829.28 : 46,158.03 = 19,708.52 : x
  2. Step 2: Convert to fraction form
    30,829.28/46,158.03 = 19,708.52/x
  3. Step 3: Cross multiply
    30,829.28x = 46,158.03 × 19,708.52
  4. Step 4: Simplify right side
    30,829.28x = 909,706,226.63
  5. Step 5: Solve for x
    x = 909,706,226.63/30,829.28
  6. Step 6: Final answer
    x = 29,507.87

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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.