Home / 29,301.31-40,433.81-16,555.03

Finding the Fourth Proportional to 29,301.31, 40,433.81 and 16,555.03

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Solution

The fourth proportional to 29,301.31, 40,433.81 and 16,555.03 is: 22,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,301.31 : 40,433.81 = 16,555.03 : x
  2. Step 2: Convert to fraction form
    29,301.31/40,433.81 = 16,555.03/x
  3. Step 3: Cross multiply
    29,301.31x = 40,433.81 × 16,555.03
  4. Step 4: Simplify right side
    29,301.31x = 669,382,926.97
  5. Step 5: Solve for x
    x = 669,382,926.97/29,301.31
  6. Step 6: Final answer
    x = 22,844.81

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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.