Home / 32,161.12-44,387.73-18,740.23

Finding the Fourth Proportional to 32,161.12, 44,387.73 and 18,740.23

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Solution

The fourth proportional to 32,161.12, 44,387.73 and 18,740.23 is: 25,864.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,161.12 : 44,387.73 = 18,740.23 : x
  2. Step 2: Convert to fraction form
    32,161.12/44,387.73 = 18,740.23/x
  3. Step 3: Cross multiply
    32,161.12x = 44,387.73 × 18,740.23
  4. Step 4: Simplify right side
    32,161.12x = 831,836,158.41
  5. Step 5: Solve for x
    x = 831,836,158.41/32,161.12
  6. Step 6: Final answer
    x = 25,864.65

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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.