Home / 41,555.04-57,343.68-25,640.64

Finding the Fourth Proportional to 41,555.04, 57,343.68 and 25,640.64

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Solution

The fourth proportional to 41,555.04, 57,343.68 and 25,640.64 is: 35,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,555.04 : 57,343.68 = 25,640.64 : x
  2. Step 2: Convert to fraction form
    41,555.04/57,343.68 = 25,640.64/x
  3. Step 3: Cross multiply
    41,555.04x = 57,343.68 × 25,640.64
  4. Step 4: Simplify right side
    41,555.04x = 1,470,328,655.16
  5. Step 5: Solve for x
    x = 1,470,328,655.16/41,555.04
  6. Step 6: Final answer
    x = 35,382.68

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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.