Home / 32,120.31-44,317.62-18,505.02

Finding the Fourth Proportional to 32,120.31, 44,317.62 and 18,505.02

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Solution

The fourth proportional to 32,120.31, 44,317.62 and 18,505.02 is: 25,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,120.31 : 44,317.62 = 18,505.02 : x
  2. Step 2: Convert to fraction form
    32,120.31/44,317.62 = 18,505.02/x
  3. Step 3: Cross multiply
    32,120.31x = 44,317.62 × 18,505.02
  4. Step 4: Simplify right side
    32,120.31x = 820,098,444.45
  5. Step 5: Solve for x
    x = 820,098,444.45/32,120.31
  6. Step 6: Final answer
    x = 25,532.08

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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.