Home / 64,310.76-96,488.82-19,948.68

Finding the Fourth Proportional to 64,310.76, 96,488.82 and 19,948.68

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Solution

The fourth proportional to 64,310.76, 96,488.82 and 19,948.68 is: 29,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,310.76 : 96,488.82 = 19,948.68 : x
  2. Step 2: Convert to fraction form
    64,310.76/96,488.82 = 19,948.68/x
  3. Step 3: Cross multiply
    64,310.76x = 96,488.82 × 19,948.68
  4. Step 4: Simplify right side
    64,310.76x = 1,924,824,593.76
  5. Step 5: Solve for x
    x = 1,924,824,593.76/64,310.76
  6. Step 6: Final answer
    x = 29,930.06

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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.