Home / 24,651.81-34,035.78-18,976.54

Finding the Fourth Proportional to 24,651.81, 34,035.78 and 18,976.54

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Solution

The fourth proportional to 24,651.81, 34,035.78 and 18,976.54 is: 26,200.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,651.81 : 34,035.78 = 18,976.54 : x
  2. Step 2: Convert to fraction form
    24,651.81/34,035.78 = 18,976.54/x
  3. Step 3: Cross multiply
    24,651.81x = 34,035.78 × 18,976.54
  4. Step 4: Simplify right side
    24,651.81x = 645,881,340.60
  5. Step 5: Solve for x
    x = 645,881,340.60/24,651.81
  6. Step 6: Final answer
    x = 26,200.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.