Home / 30,853.18-46,300.56-13,324.78

Finding the Fourth Proportional to 30,853.18, 46,300.56 and 13,324.78

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Solution

The fourth proportional to 30,853.18, 46,300.56 and 13,324.78 is: 19,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.18 : 46,300.56 = 13,324.78 : x
  2. Step 2: Convert to fraction form
    30,853.18/46,300.56 = 13,324.78/x
  3. Step 3: Cross multiply
    30,853.18x = 46,300.56 × 13,324.78
  4. Step 4: Simplify right side
    30,853.18x = 616,944,775.88
  5. Step 5: Solve for x
    x = 616,944,775.88/30,853.18
  6. Step 6: Final answer
    x = 19,996.15

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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.