Home / 30,388.72-45,544.20-15,594.88

Finding the Fourth Proportional to 30,388.72, 45,544.20 and 15,594.88

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Solution

The fourth proportional to 30,388.72, 45,544.20 and 15,594.88 is: 23,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,388.72 : 45,544.20 = 15,594.88 : x
  2. Step 2: Convert to fraction form
    30,388.72/45,544.20 = 15,594.88/x
  3. Step 3: Cross multiply
    30,388.72x = 45,544.20 × 15,594.88
  4. Step 4: Simplify right side
    30,388.72x = 710,256,333.70
  5. Step 5: Solve for x
    x = 710,256,333.70/30,388.72
  6. Step 6: Final answer
    x = 23,372.37

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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.