Home / 39,841.81-55,004.57-26,431.25

Finding the Fourth Proportional to 39,841.81, 55,004.57 and 26,431.25

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Solution

The fourth proportional to 39,841.81, 55,004.57 and 26,431.25 is: 36,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841.81 : 55,004.57 = 26,431.25 : x
  2. Step 2: Convert to fraction form
    39,841.81/55,004.57 = 26,431.25/x
  3. Step 3: Cross multiply
    39,841.81x = 55,004.57 × 26,431.25
  4. Step 4: Simplify right side
    39,841.81x = 1,453,839,232.75
  5. Step 5: Solve for x
    x = 1,453,839,232.75/39,841.81
  6. Step 6: Final answer
    x = 36,490.29

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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.