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Finding the Fourth Proportional to 18,846.62, 26,008.54 and 10,463.12

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Solution

The fourth proportional to 18,846.62, 26,008.54 and 10,463.12 is: 14,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.62 : 26,008.54 = 10,463.12 : x
  2. Step 2: Convert to fraction form
    18,846.62/26,008.54 = 10,463.12/x
  3. Step 3: Cross multiply
    18,846.62x = 26,008.54 × 10,463.12
  4. Step 4: Simplify right side
    18,846.62x = 272,130,475.04
  5. Step 5: Solve for x
    x = 272,130,475.04/18,846.62
  6. Step 6: Final answer
    x = 14,439.22

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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.