Home / 30,546.08-45,808.87-13,668.52

Finding the Fourth Proportional to 30,546.08, 45,808.87 and 13,668.52

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Solution

The fourth proportional to 30,546.08, 45,808.87 and 13,668.52 is: 20,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,546.08 : 45,808.87 = 13,668.52 : x
  2. Step 2: Convert to fraction form
    30,546.08/45,808.87 = 13,668.52/x
  3. Step 3: Cross multiply
    30,546.08x = 45,808.87 × 13,668.52
  4. Step 4: Simplify right side
    30,546.08x = 626,139,455.77
  5. Step 5: Solve for x
    x = 626,139,455.77/30,546.08
  6. Step 6: Final answer
    x = 20,498.19

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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.