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Finding the Fourth Proportional to 15,464.76, 23,198.94 and 4,931.10

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Solution

The fourth proportional to 15,464.76, 23,198.94 and 4,931.10 is: 7,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,464.76 : 23,198.94 = 4,931.10 : x
  2. Step 2: Convert to fraction form
    15,464.76/23,198.94 = 4,931.10/x
  3. Step 3: Cross multiply
    15,464.76x = 23,198.94 × 4,931.10
  4. Step 4: Simplify right side
    15,464.76x = 114,396,293.03
  5. Step 5: Solve for x
    x = 114,396,293.03/15,464.76
  6. Step 6: Final answer
    x = 7,397.22

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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.