Home / 19,089.90-28,634.22-8,701.56

Finding the Fourth Proportional to 19,089.90, 28,634.22 and 8,701.56

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Solution

The fourth proportional to 19,089.90, 28,634.22 and 8,701.56 is: 13,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.90 : 28,634.22 = 8,701.56 : x
  2. Step 2: Convert to fraction form
    19,089.90/28,634.22 = 8,701.56/x
  3. Step 3: Cross multiply
    19,089.90x = 28,634.22 × 8,701.56
  4. Step 4: Simplify right side
    19,089.90x = 249,162,383.38
  5. Step 5: Solve for x
    x = 249,162,383.38/19,089.90
  6. Step 6: Final answer
    x = 13,052.05

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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.