Home / 35,320.80-52,948.26-11,930.88

Finding the Fourth Proportional to 35,320.80, 52,948.26 and 11,930.88

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Solution

The fourth proportional to 35,320.80, 52,948.26 and 11,930.88 is: 17,885.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.80 : 52,948.26 = 11,930.88 : x
  2. Step 2: Convert to fraction form
    35,320.80/52,948.26 = 11,930.88/x
  3. Step 3: Cross multiply
    35,320.80x = 52,948.26 × 11,930.88
  4. Step 4: Simplify right side
    35,320.80x = 631,719,336.27
  5. Step 5: Solve for x
    x = 631,719,336.27/35,320.80
  6. Step 6: Final answer
    x = 17,885.19

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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.