Home / 31,476.80-43,441.04-23,505.18

Finding the Fourth Proportional to 31,476.80, 43,441.04 and 23,505.18

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Solution

The fourth proportional to 31,476.80, 43,441.04 and 23,505.18 is: 32,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,476.80 : 43,441.04 = 23,505.18 : x
  2. Step 2: Convert to fraction form
    31,476.80/43,441.04 = 23,505.18/x
  3. Step 3: Cross multiply
    31,476.80x = 43,441.04 × 23,505.18
  4. Step 4: Simplify right side
    31,476.80x = 1,021,089,464.59
  5. Step 5: Solve for x
    x = 1,021,089,464.59/31,476.80
  6. Step 6: Final answer
    x = 32,439.44

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Half scale
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Double scale
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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.