Home / 31,588.68-47,343.23-27,630.51

Finding the Fourth Proportional to 31,588.68, 47,343.23 and 27,630.51

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Solution

The fourth proportional to 31,588.68, 47,343.23 and 27,630.51 is: 41,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588.68 : 47,343.23 = 27,630.51 : x
  2. Step 2: Convert to fraction form
    31,588.68/47,343.23 = 27,630.51/x
  3. Step 3: Cross multiply
    31,588.68x = 47,343.23 × 27,630.51
  4. Step 4: Simplify right side
    31,588.68x = 1,308,117,451.79
  5. Step 5: Solve for x
    x = 1,308,117,451.79/31,588.68
  6. Step 6: Final answer
    x = 41,410.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.