Home / 30,293.88-45,433.76-11,567.04

Finding the Fourth Proportional to 30,293.88, 45,433.76 and 11,567.04

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Solution

The fourth proportional to 30,293.88, 45,433.76 and 11,567.04 is: 17,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.88 : 45,433.76 = 11,567.04 : x
  2. Step 2: Convert to fraction form
    30,293.88/45,433.76 = 11,567.04/x
  3. Step 3: Cross multiply
    30,293.88x = 45,433.76 × 11,567.04
  4. Step 4: Simplify right side
    30,293.88x = 525,534,061.44
  5. Step 5: Solve for x
    x = 525,534,061.44/30,293.88
  6. Step 6: Final answer
    x = 17,347.86

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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.