Home / 19,052.10-28,610.55-14,127.30

Finding the Fourth Proportional to 19,052.10, 28,610.55 and 14,127.30

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Solution

The fourth proportional to 19,052.10, 28,610.55 and 14,127.30 is: 21,214.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.10 : 28,610.55 = 14,127.30 : x
  2. Step 2: Convert to fraction form
    19,052.10/28,610.55 = 14,127.30/x
  3. Step 3: Cross multiply
    19,052.10x = 28,610.55 × 14,127.30
  4. Step 4: Simplify right side
    19,052.10x = 404,189,823.02
  5. Step 5: Solve for x
    x = 404,189,823.02/19,052.10
  6. Step 6: Final answer
    x = 21,214.97

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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.