Home / 31,637.44-47,461.68-14,106.88

Finding the Fourth Proportional to 31,637.44, 47,461.68 and 14,106.88

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Solution

The fourth proportional to 31,637.44, 47,461.68 and 14,106.88 is: 21,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,637.44 : 47,461.68 = 14,106.88 : x
  2. Step 2: Convert to fraction form
    31,637.44/47,461.68 = 14,106.88/x
  3. Step 3: Cross multiply
    31,637.44x = 47,461.68 × 14,106.88
  4. Step 4: Simplify right side
    31,637.44x = 669,536,224.36
  5. Step 5: Solve for x
    x = 669,536,224.36/31,637.44
  6. Step 6: Final answer
    x = 21,162.78

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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.