Home / 20,110.28-30,175.47-9,024.89

Finding the Fourth Proportional to 20,110.28, 30,175.47 and 9,024.89

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Solution

The fourth proportional to 20,110.28, 30,175.47 and 9,024.89 is: 13,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110.28 : 30,175.47 = 9,024.89 : x
  2. Step 2: Convert to fraction form
    20,110.28/30,175.47 = 9,024.89/x
  3. Step 3: Cross multiply
    20,110.28x = 30,175.47 × 9,024.89
  4. Step 4: Simplify right side
    20,110.28x = 272,330,297.45
  5. Step 5: Solve for x
    x = 272,330,297.45/20,110.28
  6. Step 6: Final answer
    x = 13,541.85

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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.