Home / 40,516.37-55,911.12-22,366.70

Finding the Fourth Proportional to 40,516.37, 55,911.12 and 22,366.70

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Solution

The fourth proportional to 40,516.37, 55,911.12 and 22,366.70 is: 30,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.37 : 55,911.12 = 22,366.70 : x
  2. Step 2: Convert to fraction form
    40,516.37/55,911.12 = 22,366.70/x
  3. Step 3: Cross multiply
    40,516.37x = 55,911.12 × 22,366.70
  4. Step 4: Simplify right side
    40,516.37x = 1,250,547,093.94
  5. Step 5: Solve for x
    x = 1,250,547,093.94/40,516.37
  6. Step 6: Final answer
    x = 30,865.23

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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.