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Finding the Fourth Proportional to 18,090.92, 24,964.74 and 10,537.48

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Solution

The fourth proportional to 18,090.92, 24,964.74 and 10,537.48 is: 14,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090.92 : 24,964.74 = 10,537.48 : x
  2. Step 2: Convert to fraction form
    18,090.92/24,964.74 = 10,537.48/x
  3. Step 3: Cross multiply
    18,090.92x = 24,964.74 × 10,537.48
  4. Step 4: Simplify right side
    18,090.92x = 263,065,448.46
  5. Step 5: Solve for x
    x = 263,065,448.46/18,090.92
  6. Step 6: Final answer
    x = 14,541.30

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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.