Home / 30,421.27-45,631.91-10,695.24

Finding the Fourth Proportional to 30,421.27, 45,631.91 and 10,695.24

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Solution

The fourth proportional to 30,421.27, 45,631.91 and 10,695.24 is: 16,042.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,421.27 : 45,631.91 = 10,695.24 : x
  2. Step 2: Convert to fraction form
    30,421.27/45,631.91 = 10,695.24/x
  3. Step 3: Cross multiply
    30,421.27x = 45,631.91 × 10,695.24
  4. Step 4: Simplify right side
    30,421.27x = 488,044,195.69
  5. Step 5: Solve for x
    x = 488,044,195.69/30,421.27
  6. Step 6: Final answer
    x = 16,042.86

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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.