Home / 30,964.01-46,429.61-12,243.29

Finding the Fourth Proportional to 30,964.01, 46,429.61 and 12,243.29

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Solution

The fourth proportional to 30,964.01, 46,429.61 and 12,243.29 is: 18,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.01 : 46,429.61 = 12,243.29 : x
  2. Step 2: Convert to fraction form
    30,964.01/46,429.61 = 12,243.29/x
  3. Step 3: Cross multiply
    30,964.01x = 46,429.61 × 12,243.29
  4. Step 4: Simplify right side
    30,964.01x = 568,450,886.45
  5. Step 5: Solve for x
    x = 568,450,886.45/30,964.01
  6. Step 6: Final answer
    x = 18,358.44

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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.