Home / 31,410.51-43,344.90-17,260.62

Finding the Fourth Proportional to 31,410.51, 43,344.90 and 17,260.62

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Solution

The fourth proportional to 31,410.51, 43,344.90 and 17,260.62 is: 23,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,410.51 : 43,344.90 = 17,260.62 : x
  2. Step 2: Convert to fraction form
    31,410.51/43,344.90 = 17,260.62/x
  3. Step 3: Cross multiply
    31,410.51x = 43,344.90 × 17,260.62
  4. Step 4: Simplify right side
    31,410.51x = 748,159,847.84
  5. Step 5: Solve for x
    x = 748,159,847.84/31,410.51
  6. Step 6: Final answer
    x = 23,818.77

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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.