Home / 18,734.17-28,097.65-8,736.16

Finding the Fourth Proportional to 18,734.17, 28,097.65 and 8,736.16

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Solution

The fourth proportional to 18,734.17, 28,097.65 and 8,736.16 is: 13,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.17 : 28,097.65 = 8,736.16 : x
  2. Step 2: Convert to fraction form
    18,734.17/28,097.65 = 8,736.16/x
  3. Step 3: Cross multiply
    18,734.17x = 28,097.65 × 8,736.16
  4. Step 4: Simplify right side
    18,734.17x = 245,465,566.02
  5. Step 5: Solve for x
    x = 245,465,566.02/18,734.17
  6. Step 6: Final answer
    x = 13,102.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.