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Finding the Fourth Proportional to 18,040.46, 24,893.67 and 9,973.02

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Solution

The fourth proportional to 18,040.46, 24,893.67 and 9,973.02 is: 13,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.46 : 24,893.67 = 9,973.02 : x
  2. Step 2: Convert to fraction form
    18,040.46/24,893.67 = 9,973.02/x
  3. Step 3: Cross multiply
    18,040.46x = 24,893.67 × 9,973.02
  4. Step 4: Simplify right side
    18,040.46x = 248,264,956.68
  5. Step 5: Solve for x
    x = 248,264,956.68/18,040.46
  6. Step 6: Final answer
    x = 13,761.57

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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.