Home / 28,351.38-42,506.22-9,626.39

Finding the Fourth Proportional to 28,351.38, 42,506.22 and 9,626.39

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Solution

The fourth proportional to 28,351.38, 42,506.22 and 9,626.39 is: 14,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,351.38 : 42,506.22 = 9,626.39 : x
  2. Step 2: Convert to fraction form
    28,351.38/42,506.22 = 9,626.39/x
  3. Step 3: Cross multiply
    28,351.38x = 42,506.22 × 9,626.39
  4. Step 4: Simplify right side
    28,351.38x = 409,181,410.99
  5. Step 5: Solve for x
    x = 409,181,410.99/28,351.38
  6. Step 6: Final answer
    x = 14,432.50

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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.