Home / 30,392.12-45,589.80-9,614

Finding the Fourth Proportional to 30,392.12, 45,589.80 and 9,614

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Solution

The fourth proportional to 30,392.12, 45,589.80 and 9,614 is: 14,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.12 : 45,589.80 = 9,614 : x
  2. Step 2: Convert to fraction form
    30,392.12/45,589.80 = 9,614/x
  3. Step 3: Cross multiply
    30,392.12x = 45,589.80 × 9,614
  4. Step 4: Simplify right side
    30,392.12x = 438,300,337.20
  5. Step 5: Solve for x
    x = 438,300,337.20/30,392.12
  6. Step 6: Final answer
    x = 14,421.51

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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.