Home / 40,213.77-55,476.81-25,110.21

Finding the Fourth Proportional to 40,213.77, 55,476.81 and 25,110.21

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Solution

The fourth proportional to 40,213.77, 55,476.81 and 25,110.21 is: 34,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,213.77 : 55,476.81 = 25,110.21 : x
  2. Step 2: Convert to fraction form
    40,213.77/55,476.81 = 25,110.21/x
  3. Step 3: Cross multiply
    40,213.77x = 55,476.81 × 25,110.21
  4. Step 4: Simplify right side
    40,213.77x = 1,393,034,349.23
  5. Step 5: Solve for x
    x = 1,393,034,349.23/40,213.77
  6. Step 6: Final answer
    x = 34,640.73

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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.