Home / 33,189.68-49,779.20-11,002.16

Finding the Fourth Proportional to 33,189.68, 49,779.20 and 11,002.16

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Solution

The fourth proportional to 33,189.68, 49,779.20 and 11,002.16 is: 16,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,189.68 : 49,779.20 = 11,002.16 : x
  2. Step 2: Convert to fraction form
    33,189.68/49,779.20 = 11,002.16/x
  3. Step 3: Cross multiply
    33,189.68x = 49,779.20 × 11,002.16
  4. Step 4: Simplify right side
    33,189.68x = 547,678,501.68
  5. Step 5: Solve for x
    x = 547,678,501.68/33,189.68
  6. Step 6: Final answer
    x = 16,501.47

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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.