Home / 14,675.24-21,969.08-10,290.28

Finding the Fourth Proportional to 14,675.24, 21,969.08 and 10,290.28

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Solution

The fourth proportional to 14,675.24, 21,969.08 and 10,290.28 is: 15,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.24 : 21,969.08 = 10,290.28 : x
  2. Step 2: Convert to fraction form
    14,675.24/21,969.08 = 10,290.28/x
  3. Step 3: Cross multiply
    14,675.24x = 21,969.08 × 10,290.28
  4. Step 4: Simplify right side
    14,675.24x = 226,067,984.54
  5. Step 5: Solve for x
    x = 226,067,984.54/14,675.24
  6. Step 6: Final answer
    x = 15,404.72

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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.