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Finding the Fourth Proportional to 18,733, 25,851.72 and 10,350.04

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Solution

The fourth proportional to 18,733, 25,851.72 and 10,350.04 is: 14,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733 : 25,851.72 = 10,350.04 : x
  2. Step 2: Convert to fraction form
    18,733/25,851.72 = 10,350.04/x
  3. Step 3: Cross multiply
    18,733x = 25,851.72 × 10,350.04
  4. Step 4: Simplify right side
    18,733x = 267,566,336.07
  5. Step 5: Solve for x
    x = 267,566,336.07/18,733
  6. Step 6: Final answer
    x = 14,283.15

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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.