Home / 30,035.28-41,451.30-16,608.72

Finding the Fourth Proportional to 30,035.28, 41,451.30 and 16,608.72

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Solution

The fourth proportional to 30,035.28, 41,451.30 and 16,608.72 is: 22,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.28 : 41,451.30 = 16,608.72 : x
  2. Step 2: Convert to fraction form
    30,035.28/41,451.30 = 16,608.72/x
  3. Step 3: Cross multiply
    30,035.28x = 41,451.30 × 16,608.72
  4. Step 4: Simplify right side
    30,035.28x = 688,453,035.34
  5. Step 5: Solve for x
    x = 688,453,035.34/30,035.28
  6. Step 6: Final answer
    x = 22,921.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.