Home / 31,376.05-43,337.55-23,453.64

Finding the Fourth Proportional to 31,376.05, 43,337.55 and 23,453.64

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Solution

The fourth proportional to 31,376.05, 43,337.55 and 23,453.64 is: 32,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,376.05 : 43,337.55 = 23,453.64 : x
  2. Step 2: Convert to fraction form
    31,376.05/43,337.55 = 23,453.64/x
  3. Step 3: Cross multiply
    31,376.05x = 43,337.55 × 23,453.64
  4. Step 4: Simplify right side
    31,376.05x = 1,016,423,296.18
  5. Step 5: Solve for x
    x = 1,016,423,296.18/31,376.05
  6. Step 6: Final answer
    x = 32,394.88

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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.