Home / 36,008.30-54,036.14-12,634.13

Finding the Fourth Proportional to 36,008.30, 54,036.14 and 12,634.13

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Solution

The fourth proportional to 36,008.30, 54,036.14 and 12,634.13 is: 18,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.30 : 54,036.14 = 12,634.13 : x
  2. Step 2: Convert to fraction form
    36,008.30/54,036.14 = 12,634.13/x
  3. Step 3: Cross multiply
    36,008.30x = 54,036.14 × 12,634.13
  4. Step 4: Simplify right side
    36,008.30x = 682,699,284.11
  5. Step 5: Solve for x
    x = 682,699,284.11/36,008.30
  6. Step 6: Final answer
    x = 18,959.50

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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.