Home / 30,014.48-45,027.18-15,029.44

Finding the Fourth Proportional to 30,014.48, 45,027.18 and 15,029.44

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Solution

The fourth proportional to 30,014.48, 45,027.18 and 15,029.44 is: 22,546.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.48 : 45,027.18 = 15,029.44 : x
  2. Step 2: Convert to fraction form
    30,014.48/45,027.18 = 15,029.44/x
  3. Step 3: Cross multiply
    30,014.48x = 45,027.18 × 15,029.44
  4. Step 4: Simplify right side
    30,014.48x = 676,733,300.18
  5. Step 5: Solve for x
    x = 676,733,300.18/30,014.48
  6. Step 6: Final answer
    x = 22,546.89

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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.