Home / 30,247.28-45,380.15-15,466.58

Finding the Fourth Proportional to 30,247.28, 45,380.15 and 15,466.58

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Solution

The fourth proportional to 30,247.28, 45,380.15 and 15,466.58 is: 23,204.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.28 : 45,380.15 = 15,466.58 : x
  2. Step 2: Convert to fraction form
    30,247.28/45,380.15 = 15,466.58/x
  3. Step 3: Cross multiply
    30,247.28x = 45,380.15 × 15,466.58
  4. Step 4: Simplify right side
    30,247.28x = 701,875,644.33
  5. Step 5: Solve for x
    x = 701,875,644.33/30,247.28
  6. Step 6: Final answer
    x = 23,204.59

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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.