Home / 31,680.06-43,719.12-17,533.14

Finding the Fourth Proportional to 31,680.06, 43,719.12 and 17,533.14

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Solution

The fourth proportional to 31,680.06, 43,719.12 and 17,533.14 is: 24,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680.06 : 43,719.12 = 17,533.14 : x
  2. Step 2: Convert to fraction form
    31,680.06/43,719.12 = 17,533.14/x
  3. Step 3: Cross multiply
    31,680.06x = 43,719.12 × 17,533.14
  4. Step 4: Simplify right side
    31,680.06x = 766,533,451.64
  5. Step 5: Solve for x
    x = 766,533,451.64/31,680.06
  6. Step 6: Final answer
    x = 24,196.09

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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.