Home / 32,730.75-45,173.70-18,592.20

Finding the Fourth Proportional to 32,730.75, 45,173.70 and 18,592.20

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Solution

The fourth proportional to 32,730.75, 45,173.70 and 18,592.20 is: 25,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730.75 : 45,173.70 = 18,592.20 : x
  2. Step 2: Convert to fraction form
    32,730.75/45,173.70 = 18,592.20/x
  3. Step 3: Cross multiply
    32,730.75x = 45,173.70 × 18,592.20
  4. Step 4: Simplify right side
    32,730.75x = 839,878,465.14
  5. Step 5: Solve for x
    x = 839,878,465.14/32,730.75
  6. Step 6: Final answer
    x = 25,660.23

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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.