Home / 10,017.90-15,027.75-2,622.24

Finding the Fourth Proportional to 10,017.90, 15,027.75 and 2,622.24

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Solution

The fourth proportional to 10,017.90, 15,027.75 and 2,622.24 is: 3,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017.90 : 15,027.75 = 2,622.24 : x
  2. Step 2: Convert to fraction form
    10,017.90/15,027.75 = 2,622.24/x
  3. Step 3: Cross multiply
    10,017.90x = 15,027.75 × 2,622.24
  4. Step 4: Simplify right side
    10,017.90x = 39,406,367.16
  5. Step 5: Solve for x
    x = 39,406,367.16/10,017.90
  6. Step 6: Final answer
    x = 3,933.60

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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.