Home / 32,987.70-45,522.14-18,452.07

Finding the Fourth Proportional to 32,987.70, 45,522.14 and 18,452.07

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Solution

The fourth proportional to 32,987.70, 45,522.14 and 18,452.07 is: 25,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987.70 : 45,522.14 = 18,452.07 : x
  2. Step 2: Convert to fraction form
    32,987.70/45,522.14 = 18,452.07/x
  3. Step 3: Cross multiply
    32,987.70x = 45,522.14 × 18,452.07
  4. Step 4: Simplify right side
    32,987.70x = 839,977,621.57
  5. Step 5: Solve for x
    x = 839,977,621.57/32,987.70
  6. Step 6: Final answer
    x = 25,463.36

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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.