Home / 30,181.20-45,242.64-10,444.92

Finding the Fourth Proportional to 30,181.20, 45,242.64 and 10,444.92

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Solution

The fourth proportional to 30,181.20, 45,242.64 and 10,444.92 is: 15,657.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.20 : 45,242.64 = 10,444.92 : x
  2. Step 2: Convert to fraction form
    30,181.20/45,242.64 = 10,444.92/x
  3. Step 3: Cross multiply
    30,181.20x = 45,242.64 × 10,444.92
  4. Step 4: Simplify right side
    30,181.20x = 472,555,755.39
  5. Step 5: Solve for x
    x = 472,555,755.39/30,181.20
  6. Step 6: Final answer
    x = 15,657.29

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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.