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Finding the Fourth Proportional to 32,689.82, 49,034.46 and 9,316.32

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Solution

The fourth proportional to 32,689.82, 49,034.46 and 9,316.32 is: 13,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689.82 : 49,034.46 = 9,316.32 : x
  2. Step 2: Convert to fraction form
    32,689.82/49,034.46 = 9,316.32/x
  3. Step 3: Cross multiply
    32,689.82x = 49,034.46 × 9,316.32
  4. Step 4: Simplify right side
    32,689.82x = 456,820,720.39
  5. Step 5: Solve for x
    x = 456,820,720.39/32,689.82
  6. Step 6: Final answer
    x = 13,974.40

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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.