Home / 32,620.79-45,017.75-18,473.33

Finding the Fourth Proportional to 32,620.79, 45,017.75 and 18,473.33

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Solution

The fourth proportional to 32,620.79, 45,017.75 and 18,473.33 is: 25,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,620.79 : 45,017.75 = 18,473.33 : x
  2. Step 2: Convert to fraction form
    32,620.79/45,017.75 = 18,473.33/x
  3. Step 3: Cross multiply
    32,620.79x = 45,017.75 × 18,473.33
  4. Step 4: Simplify right side
    32,620.79x = 831,627,751.61
  5. Step 5: Solve for x
    x = 831,627,751.61/32,620.79
  6. Step 6: Final answer
    x = 25,493.80

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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.