Home / 31,493.42-43,466.58-18,069.12

Finding the Fourth Proportional to 31,493.42, 43,466.58 and 18,069.12

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Solution

The fourth proportional to 31,493.42, 43,466.58 and 18,069.12 is: 24,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.42 : 43,466.58 = 18,069.12 : x
  2. Step 2: Convert to fraction form
    31,493.42/43,466.58 = 18,069.12/x
  3. Step 3: Cross multiply
    31,493.42x = 43,466.58 × 18,069.12
  4. Step 4: Simplify right side
    31,493.42x = 785,402,850.01
  5. Step 5: Solve for x
    x = 785,402,850.01/31,493.42
  6. Step 6: Final answer
    x = 24,938.64

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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.