Home / 30,224.72-45,311.16-10,490.96

Finding the Fourth Proportional to 30,224.72, 45,311.16 and 10,490.96

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Solution

The fourth proportional to 30,224.72, 45,311.16 and 10,490.96 is: 15,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,224.72 : 45,311.16 = 10,490.96 : x
  2. Step 2: Convert to fraction form
    30,224.72/45,311.16 = 10,490.96/x
  3. Step 3: Cross multiply
    30,224.72x = 45,311.16 × 10,490.96
  4. Step 4: Simplify right side
    30,224.72x = 475,357,567.11
  5. Step 5: Solve for x
    x = 475,357,567.11/30,224.72
  6. Step 6: Final answer
    x = 15,727.44

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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.