Home / 15,191.92-22,779.37-5,327.34

Finding the Fourth Proportional to 15,191.92, 22,779.37 and 5,327.34

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Solution

The fourth proportional to 15,191.92, 22,779.37 and 5,327.34 is: 7,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.92 : 22,779.37 = 5,327.34 : x
  2. Step 2: Convert to fraction form
    15,191.92/22,779.37 = 5,327.34/x
  3. Step 3: Cross multiply
    15,191.92x = 22,779.37 × 5,327.34
  4. Step 4: Simplify right side
    15,191.92x = 121,353,448.98
  5. Step 5: Solve for x
    x = 121,353,448.98/15,191.92
  6. Step 6: Final answer
    x = 7,988.03

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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.