Home / 29,637.47-40,900.41-16,890.38

Finding the Fourth Proportional to 29,637.47, 40,900.41 and 16,890.38

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Solution

The fourth proportional to 29,637.47, 40,900.41 and 16,890.38 is: 23,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,637.47 : 40,900.41 = 16,890.38 : x
  2. Step 2: Convert to fraction form
    29,637.47/40,900.41 = 16,890.38/x
  3. Step 3: Cross multiply
    29,637.47x = 40,900.41 × 16,890.38
  4. Step 4: Simplify right side
    29,637.47x = 690,823,467.06
  5. Step 5: Solve for x
    x = 690,823,467.06/29,637.47
  6. Step 6: Final answer
    x = 23,309.12

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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.