Home / 28,006.68-42,010.74-9,551.64

Finding the Fourth Proportional to 28,006.68, 42,010.74 and 9,551.64

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Solution

The fourth proportional to 28,006.68, 42,010.74 and 9,551.64 is: 14,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006.68 : 42,010.74 = 9,551.64 : x
  2. Step 2: Convert to fraction form
    28,006.68/42,010.74 = 9,551.64/x
  3. Step 3: Cross multiply
    28,006.68x = 42,010.74 × 9,551.64
  4. Step 4: Simplify right side
    28,006.68x = 401,271,464.61
  5. Step 5: Solve for x
    x = 401,271,464.61/28,006.68
  6. Step 6: Final answer
    x = 14,327.71

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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.