Home / 30,266.26-45,412.45-11,551.92

Finding the Fourth Proportional to 30,266.26, 45,412.45 and 11,551.92

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Solution

The fourth proportional to 30,266.26, 45,412.45 and 11,551.92 is: 17,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.26 : 45,412.45 = 11,551.92 : x
  2. Step 2: Convert to fraction form
    30,266.26/45,412.45 = 11,551.92/x
  3. Step 3: Cross multiply
    30,266.26x = 45,412.45 × 11,551.92
  4. Step 4: Simplify right side
    30,266.26x = 524,600,790.23
  5. Step 5: Solve for x
    x = 524,600,790.23/30,266.26
  6. Step 6: Final answer
    x = 17,332.86

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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.