Home / 47,302.11-70,952.16-11,763.48

Finding the Fourth Proportional to 47,302.11, 70,952.16 and 11,763.48

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Solution

The fourth proportional to 47,302.11, 70,952.16 and 11,763.48 is: 17,644.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,302.11 : 70,952.16 = 11,763.48 : x
  2. Step 2: Convert to fraction form
    47,302.11/70,952.16 = 11,763.48/x
  3. Step 3: Cross multiply
    47,302.11x = 70,952.16 × 11,763.48
  4. Step 4: Simplify right side
    47,302.11x = 834,644,315.12
  5. Step 5: Solve for x
    x = 834,644,315.12/47,302.11
  6. Step 6: Final answer
    x = 17,644.97

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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.