Home / 25,017.55-37,539.24-10,987.42

Finding the Fourth Proportional to 25,017.55, 37,539.24 and 10,987.42

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Solution

The fourth proportional to 25,017.55, 37,539.24 and 10,987.42 is: 16,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.55 : 37,539.24 = 10,987.42 : x
  2. Step 2: Convert to fraction form
    25,017.55/37,539.24 = 10,987.42/x
  3. Step 3: Cross multiply
    25,017.55x = 37,539.24 × 10,987.42
  4. Step 4: Simplify right side
    25,017.55x = 412,459,396.36
  5. Step 5: Solve for x
    x = 412,459,396.36/25,017.55
  6. Step 6: Final answer
    x = 16,486.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.