Home / 34,540.08-51,810.12-12,352.11

Finding the Fourth Proportional to 34,540.08, 51,810.12 and 12,352.11

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Solution

The fourth proportional to 34,540.08, 51,810.12 and 12,352.11 is: 18,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,540.08 : 51,810.12 = 12,352.11 : x
  2. Step 2: Convert to fraction form
    34,540.08/51,810.12 = 12,352.11/x
  3. Step 3: Cross multiply
    34,540.08x = 51,810.12 × 12,352.11
  4. Step 4: Simplify right side
    34,540.08x = 639,964,301.35
  5. Step 5: Solve for x
    x = 639,964,301.35/34,540.08
  6. Step 6: Final answer
    x = 18,528.17

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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.