Home / 28,451.82-42,677.73-9,732.03

Finding the Fourth Proportional to 28,451.82, 42,677.73 and 9,732.03

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Solution

The fourth proportional to 28,451.82, 42,677.73 and 9,732.03 is: 14,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,451.82 : 42,677.73 = 9,732.03 : x
  2. Step 2: Convert to fraction form
    28,451.82/42,677.73 = 9,732.03/x
  3. Step 3: Cross multiply
    28,451.82x = 42,677.73 × 9,732.03
  4. Step 4: Simplify right side
    28,451.82x = 415,340,948.69
  5. Step 5: Solve for x
    x = 415,340,948.69/28,451.82
  6. Step 6: Final answer
    x = 14,598.05

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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.