Home / 32,730.28-45,167.34-18,583

Finding the Fourth Proportional to 32,730.28, 45,167.34 and 18,583

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Solution

The fourth proportional to 32,730.28, 45,167.34 and 18,583 is: 25,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,730.28 : 45,167.34 = 18,583 : x
  2. Step 2: Convert to fraction form
    32,730.28/45,167.34 = 18,583/x
  3. Step 3: Cross multiply
    32,730.28x = 45,167.34 × 18,583
  4. Step 4: Simplify right side
    32,730.28x = 839,344,679.22
  5. Step 5: Solve for x
    x = 839,344,679.22/32,730.28
  6. Step 6: Final answer
    x = 25,644.29

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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.