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Finding the Fourth Proportional to 18,034.23, 24,886.76 and 9,968.46

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Solution

The fourth proportional to 18,034.23, 24,886.76 and 9,968.46 is: 13,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.23 : 24,886.76 = 9,968.46 : x
  2. Step 2: Convert to fraction form
    18,034.23/24,886.76 = 9,968.46/x
  3. Step 3: Cross multiply
    18,034.23x = 24,886.76 × 9,968.46
  4. Step 4: Simplify right side
    18,034.23x = 248,082,671.59
  5. Step 5: Solve for x
    x = 248,082,671.59/18,034.23
  6. Step 6: Final answer
    x = 13,756.21

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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.