Home / 20,444.96-30,666.18-7,296.68

Finding the Fourth Proportional to 20,444.96, 30,666.18 and 7,296.68

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Solution

The fourth proportional to 20,444.96, 30,666.18 and 7,296.68 is: 10,944.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444.96 : 30,666.18 = 7,296.68 : x
  2. Step 2: Convert to fraction form
    20,444.96/30,666.18 = 7,296.68/x
  3. Step 3: Cross multiply
    20,444.96x = 30,666.18 × 7,296.68
  4. Step 4: Simplify right side
    20,444.96x = 223,761,302.28
  5. Step 5: Solve for x
    x = 223,761,302.28/20,444.96
  6. Step 6: Final answer
    x = 10,944.57

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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.