Home / 40,620.92-56,056.74-22,715.96

Finding the Fourth Proportional to 40,620.92, 56,056.74 and 22,715.96

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Solution

The fourth proportional to 40,620.92, 56,056.74 and 22,715.96 is: 31,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,620.92 : 56,056.74 = 22,715.96 : x
  2. Step 2: Convert to fraction form
    40,620.92/56,056.74 = 22,715.96/x
  3. Step 3: Cross multiply
    40,620.92x = 56,056.74 × 22,715.96
  4. Step 4: Simplify right side
    40,620.92x = 1,273,382,663.57
  5. Step 5: Solve for x
    x = 1,273,382,663.57/40,620.92
  6. Step 6: Final answer
    x = 31,347.95

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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.